diff --git a/Docs/Luadoc/Lua.xml b/Docs/Luadoc/Lua.xml
index 9ccc9a77e4..3f0a170429 100644
--- a/Docs/Luadoc/Lua.xml
+++ b/Docs/Luadoc/Lua.xml
@@ -1353,6 +1353,7 @@
 			<Function name='GetProfile'/>
 			<Function name='GetProfileDir'/>
 			<Function name='GetSongNumTimesPlayed'/>
+			<Function name='GetStatsPrefix'/>
 			<Function name='IsPersistentProfile'/>
 			<Function name='IsSongNew'/>
 			<Function name='LastLoadWasTamperedOrCorrupt'/>
@@ -1362,6 +1363,7 @@
 			<Function name='SaveLocalProfile'/>
 			<Function name='SaveMachineProfile'/>
 			<Function name='SaveProfile'/>
+			<Function name='SetStatsPrefix'/>
 		</Class>
 		<Class name='RadarValues'>
 			<Function name='GetValue'/>
diff --git a/Docs/Luadoc/LuaDocumentation.xml b/Docs/Luadoc/LuaDocumentation.xml
index dfa4404ba3..918eb6ad54 100644
--- a/Docs/Luadoc/LuaDocumentation.xml
+++ b/Docs/Luadoc/LuaDocumentation.xml
@@ -4014,6 +4014,9 @@ save yourself some time, copy this for undocumented things:
 	<Function name='GetSongNumTimesPlayed' return='int' arguments='Song s, ProfileSlot ps'>
 		Returns the number of times Song s has been played with the specified ProfileSlot.
 	</Function>
+	<Function name='GetStatsPrefix' return='string' arguments=''>
+		Returns the current stats prefix.
+	</Function>
 	<Function name='IsPersistentProfile' return='bool' arguments='PlayerNumber pn'>
 		Returns <code>true</code> if player <code>pn</code>'s profile is persistent.
 	</Function>
@@ -4044,6 +4047,9 @@ save yourself some time, copy this for undocumented things:
 	<Function name='SaveProfile' return='bool' arguments='PlayerNumber pn'>
 		Saves the profile for player <code>pn</code>.
 	</Function>
+	<Function name='SetStatsPrefix' return='' arguments='string'>
+		Sets the current stats prefix.  The stats prefix is prepended to the Stats.xml file when loading or saving a profile.  SetStatsPrefix will reload all profiles from the Stats.xml that has the given prefix.  In general, score entries are the only thing not preserved when changing the stats prefix.  Profile::HandleStatsPrefixChange in Profile.cpp lists the fields that are preserved.
+	</Function>
 </Class>
 <Class name='RadarValues'>
 	<Function name='GetValue' return='int' arguments='RadarCategory rc'>
diff --git a/src/Profile.cpp b/src/Profile.cpp
index 20606e8e68..e24e0aadd2 100644
--- a/src/Profile.cpp
+++ b/src/Profile.cpp
@@ -1065,6 +1065,55 @@ void Profile::LoadCustomFunction( RString sDir )
 
 	LUA->Release(L);
 }
+
+void Profile::HandleStatsPrefixChange(RString dir, bool require_signature)
+{
+	// Temp variables to preserve stuff across the reload.
+	// Some stuff intentionally left out because the original reason for the
+	// stats prefix was to allow scores from different game types to coexist.
+	ProfileType type= m_Type;
+	int priority= m_ListPriority;
+	RString guid= m_sGuid;
+	map<RString, RString> default_mods= m_sDefaultModifiers;
+	SortOrder sort_order= m_SortOrder;
+	Difficulty last_diff= m_LastDifficulty;
+	CourseDifficulty last_course_diff= m_LastCourseDifficulty;
+	StepsType last_stepstype= m_LastStepsType;
+	SongID last_song= m_lastSong;
+	CourseID last_course= m_lastCourse;
+	int total_sessions= m_iTotalSessions;
+	int total_session_seconds= m_iTotalSessionSeconds;
+	int total_gameplay_seconds= m_iTotalGameplaySeconds;
+	float total_calories_burned= m_fTotalCaloriesBurned;
+	LuaTable user_table= m_UserTable;
+	bool need_to_create_file= false;
+	if(IsAFile(dir + PROFILEMAN->GetStatsPrefix() + STATS_XML))
+	{
+		LoadAllFromDir(dir, require_signature);
+	}
+	else
+	{
+		ClearStats();
+		need_to_create_file= true;
+	}
+	m_Type= type;
+	m_ListPriority= priority;
+	m_sGuid= guid;
+	m_sDefaultModifiers= default_mods;
+	m_SortOrder= sort_order;
+	m_LastDifficulty= last_diff;
+	m_LastCourseDifficulty= last_course_diff;
+	m_LastStepsType= last_stepstype;
+	m_lastSong= last_song;
+	m_iTotalSessions= total_sessions;
+	m_iTotalGameplaySeconds= total_gameplay_seconds;
+	m_fTotalCaloriesBurned= total_calories_burned;
+	m_UserTable= user_table;
+	if(need_to_create_file)
+	{
+		SaveAllToDir(dir, require_signature);
+	}
+}
 	
 ProfileLoadResult Profile::LoadAllFromDir( RString sDir, bool bRequireSignature )
 {
@@ -1078,82 +1127,7 @@ ProfileLoadResult Profile::LoadAllFromDir( RString sDir, bool bRequireSignature
 	// Not critical if this fails
 	LoadEditableDataFromDir( sDir );
 
-	// Check for the existance of stats.xml
-	RString fn = sDir + STATS_XML;
-	bool bCompressed = false;
-	if( !IsAFile(fn) )
-	{
-		// Check for the existance of stats.xml.gz
-		fn = sDir + STATS_XML_GZ;
-		bCompressed = true;
-		if( !IsAFile(fn) )
-			return ProfileLoadResult_FailedNoProfile;
-	}
-
-	int iError;
-	auto_ptr<RageFileBasic> pFile( FILEMAN->Open(fn, RageFile::READ, iError) );
-	if( pFile.get() == NULL )
-	{
-		LOG->Trace( "Error opening %s: %s", fn.c_str(), strerror(iError) );
-		return ProfileLoadResult_FailedTampered;
-	}
-
-	if( bCompressed )
-	{
-		RString sError;
-		uint32_t iCRC32;
-		RageFileObjInflate *pInflate = GunzipFile( pFile.release(), sError, &iCRC32 );
-		if( pInflate == NULL )
-		{
-			LOG->Trace( "Error opening %s: %s", fn.c_str(), sError.c_str() );
-			return ProfileLoadResult_FailedTampered;
-		}
-
-		pFile.reset( pInflate );
-	}
-
-	// Don't load unreasonably large stats.xml files.
-	if( !IsMachine() )	// only check stats coming from the player
-	{
-		int iBytes = pFile->GetFileSize();
-		if( iBytes > MAX_PLAYER_STATS_XML_SIZE_BYTES )
-		{
-			LuaHelpers::ReportScriptErrorFmt( "The file '%s' is unreasonably large.  It won't be loaded.", fn.c_str() );
-			return ProfileLoadResult_FailedTampered;
-		}
-	}
-
-	if( bRequireSignature )
-	{ 
-		RString sStatsXmlSigFile = fn+SIGNATURE_APPEND;
-		RString sDontShareFile = sDir + DONT_SHARE_SIG;
-
-		LOG->Trace( "Verifying don't share signature \"%s\" against \"%s\"", sDontShareFile.c_str(), sStatsXmlSigFile.c_str() );
-		// verify the stats.xml signature with the "don't share" file
-		if( !CryptManager::VerifyFileWithFile(sStatsXmlSigFile, sDontShareFile) )
-		{
-			LuaHelpers::ReportScriptErrorFmt( "The don't share check for '%s' failed.  Data will be ignored.", sStatsXmlSigFile.c_str() );
-			return ProfileLoadResult_FailedTampered;
-		}
-		LOG->Trace( "Done." );
-
-		// verify stats.xml
-		LOG->Trace( "Verifying stats.xml signature" );
-		if( !CryptManager::VerifyFileWithFile(fn, sStatsXmlSigFile) )
-		{
-			LuaHelpers::ReportScriptErrorFmt( "The signature check for '%s' failed.  Data will be ignored.", fn.c_str() );
-			return ProfileLoadResult_FailedTampered;
-		}
-		LOG->Trace( "Done." );
-	}
-
-	LOG->Trace( "Loading %s", fn.c_str() );
-	XNode xml;
-	if( !XmlFileUtil::LoadFromFileShowErrors(xml, *pFile.get()) )
-		return ProfileLoadResult_FailedTampered;
-	LOG->Trace( "Done." );
-
-	ProfileLoadResult ret = LoadStatsXmlFromNode(&xml);
+	ProfileLoadResult ret= LoadStatsFromDir(sDir, bRequireSignature);
 	if (ret != ProfileLoadResult_Success)
 		return ret;
 
@@ -1162,6 +1136,89 @@ ProfileLoadResult Profile::LoadAllFromDir( RString sDir, bool bRequireSignature
 	return ProfileLoadResult_Success;
 }
 
+ProfileLoadResult Profile::LoadStatsFromDir(RString dir, bool require_signature)
+{
+	dir= dir + PROFILEMAN->GetStatsPrefix();
+	// Check for the existance of stats.xml
+	RString fn = dir + STATS_XML;
+	bool compressed = false;
+	if(!IsAFile(fn))
+	{
+		// Check for the existance of stats.xml.gz
+		fn = dir + STATS_XML_GZ;
+		compressed = true;
+		if(!IsAFile(fn))
+		{
+			return ProfileLoadResult_FailedNoProfile;
+		}
+	}
+
+	int iError;
+	auto_ptr<RageFileBasic> pFile(FILEMAN->Open(fn, RageFile::READ, iError));
+	if(pFile.get() == NULL)
+	{
+		LOG->Trace("Error opening %s: %s", fn.c_str(), strerror(iError));
+		return ProfileLoadResult_FailedTampered;
+	}
+
+	if(compressed)
+	{
+		RString sError;
+		uint32_t iCRC32;
+		RageFileObjInflate *pInflate = GunzipFile(pFile.release(), sError, &iCRC32);
+		if(pInflate == NULL)
+		{
+			LOG->Trace("Error opening %s: %s", fn.c_str(), sError.c_str());
+			return ProfileLoadResult_FailedTampered;
+		}
+
+		pFile.reset(pInflate);
+	}
+
+	// Don't load unreasonably large stats.xml files.
+	if(!IsMachine())	// only check stats coming from the player
+	{
+		int iBytes = pFile->GetFileSize();
+		if(iBytes > MAX_PLAYER_STATS_XML_SIZE_BYTES)
+		{
+			LuaHelpers::ReportScriptErrorFmt("The file '%s' is unreasonably large.  It won't be loaded.", fn.c_str());
+			return ProfileLoadResult_FailedTampered;
+		}
+	}
+
+	if(require_signature)
+	{ 
+		RString sStatsXmlSigFile = fn+SIGNATURE_APPEND;
+		RString sDontShareFile = dir + DONT_SHARE_SIG;
+
+		LOG->Trace("Verifying don't share signature \"%s\" against \"%s\"", sDontShareFile.c_str(), sStatsXmlSigFile.c_str());
+		// verify the stats.xml signature with the "don't share" file
+		if(!CryptManager::VerifyFileWithFile(sStatsXmlSigFile, sDontShareFile))
+		{
+			LuaHelpers::ReportScriptErrorFmt("The don't share check for '%s' failed.  Data will be ignored.", sStatsXmlSigFile.c_str());
+			return ProfileLoadResult_FailedTampered;
+		}
+		LOG->Trace("Done.");
+
+		// verify stats.xml
+		LOG->Trace("Verifying stats.xml signature");
+		if(!CryptManager::VerifyFileWithFile(fn, sStatsXmlSigFile))
+		{
+			LuaHelpers::ReportScriptErrorFmt("The signature check for '%s' failed.  Data will be ignored.", fn.c_str());
+			return ProfileLoadResult_FailedTampered;
+		}
+		LOG->Trace("Done.");
+	}
+
+	LOG->Trace("Loading %s", fn.c_str());
+	XNode xml;
+	if(!XmlFileUtil::LoadFromFileShowErrors(xml, *pFile.get()))
+		return ProfileLoadResult_FailedTampered;
+	LOG->Trace("Done.");
+
+	return LoadStatsXmlFromNode(&xml);
+}
+
 void Profile::LoadTypeFromDir(RString dir)
 {
 	m_Type= ProfileType_Normal;
@@ -1299,6 +1356,7 @@ bool Profile::SaveStatsXmlToDir( RString sDir, bool bSignData ) const
 	LOG->Trace( "SaveStatsXmlToDir: %s", sDir.c_str() );
 	auto_ptr<XNode> xml( SaveStatsXmlCreateNode() );
 
+	sDir= sDir + PROFILEMAN->GetStatsPrefix();
 	// Save stats.xml
 	RString fn = sDir + (g_bProfileDataCompress? STATS_XML_GZ:STATS_XML);
 
diff --git a/src/Profile.h b/src/Profile.h
index d89975d175..45c17bd642 100644
--- a/src/Profile.h
+++ b/src/Profile.h
@@ -390,7 +390,9 @@ public:
 	void swap(Profile& other);
 
 	// Loading and saving
+	void HandleStatsPrefixChange(RString dir, bool require_signature);
 	ProfileLoadResult LoadAllFromDir( RString sDir, bool bRequireSignature );
+	ProfileLoadResult LoadStatsFromDir(RString dir, bool require_signature);
 	void LoadTypeFromDir(RString dir);
 	void LoadCustomFunction( RString sDir );
 	bool SaveAllToDir( RString sDir, bool bSignData ) const;
diff --git a/src/ProfileManager.cpp b/src/ProfileManager.cpp
index 79662cb7ec..c673e61a0e 100644
--- a/src/ProfileManager.cpp
+++ b/src/ProfileManager.cpp
@@ -73,6 +73,7 @@ static ThemeMetric<int>		NUM_FIXED_PROFILES	( "ProfileManager", "NumFixedProfile
 
 
 ProfileManager::ProfileManager()
+	:m_stats_prefix("")
 {
 	m_pMachineProfile = new Profile;
 	FOREACH_PlayerNumber(pn)
@@ -1004,6 +1005,24 @@ int ProfileManager::GetNumLocalProfiles() const
 	return g_vLocalProfile.size();
 }
 
+void ProfileManager::SetStatsPrefix(RString const& prefix)
+{
+	m_stats_prefix= prefix;
+	for(size_t i= 0; i < g_vLocalProfile.size(); ++i)
+	{
+		g_vLocalProfile[i].profile.HandleStatsPrefixChange(g_vLocalProfile[i].sDir, PREFSMAN->m_bSignProfileData);
+	}
+	FOREACH_PlayerNumber(pn)
+	{
+		if(ProfileWasLoadedFromMemoryCard(pn))
+		{
+			// This probably runs into a problem if the memory card has been removed. -Kyz
+			GetProfile(pn)->HandleStatsPrefixChange(m_sProfileDir[pn], PREFSMAN->m_bSignProfileData);
+		}
+	}
+	m_pMachineProfile->HandleStatsPrefixChange(MACHINE_PROFILE_DIR, false);
+}
+
 // lua start
 #include "LuaBinding.h"
 
@@ -1011,6 +1030,17 @@ int ProfileManager::GetNumLocalProfiles() const
 class LunaProfileManager: public Luna<ProfileManager>
 {
 public:
+	static int GetStatsPrefix(T* p, lua_State* L)
+	{
+		lua_pushstring(L, p->GetStatsPrefix().c_str());
+		return 1;
+	}
+	static int SetStatsPrefix(T* p, lua_State* L)
+	{
+		RString prefix= SArg(1);
+		p->SetStatsPrefix(prefix);
+		COMMON_RETURN_SELF;
+	}
 	static int IsPersistentProfile( T* p, lua_State *L )	{ lua_pushboolean(L, p->IsPersistentProfile(Enum::Check<PlayerNumber>(L, 1)) ); return 1; }
 	static int GetProfile( T* p, lua_State *L )				{ PlayerNumber pn = Enum::Check<PlayerNumber>(L, 1); Profile* pP = p->GetProfile(pn); ASSERT(pP != NULL); pP->PushSelf(L); return 1; }
 	static int GetMachineProfile( T* p, lua_State *L )		{ p->GetMachineProfile()->PushSelf(L); return 1; }
@@ -1088,6 +1118,8 @@ public:
 
 	LunaProfileManager()
 	{
+		ADD_METHOD(GetStatsPrefix);
+		ADD_METHOD(SetStatsPrefix);
 		ADD_METHOD( IsPersistentProfile );
 		ADD_METHOD( GetProfile );
 		ADD_METHOD( GetMachineProfile );
diff --git a/src/ProfileManager.h b/src/ProfileManager.h
index dd457292f6..cf3bf8a4d0 100644
--- a/src/ProfileManager.h
+++ b/src/ProfileManager.h
@@ -43,6 +43,8 @@ public:
 	int GetLocalProfileIndexFromID( RString sProfileID ) const;
 	int GetNumLocalProfiles() const;
 
+	RString GetStatsPrefix() { return m_stats_prefix; }
+	void SetStatsPrefix(RString const& prefix);
 
 	bool LoadFirstAvailableProfile( PlayerNumber pn, bool bLoadEdits = true );	// memory card or local profile
 	bool LoadLocalProfileFromMachine( PlayerNumber pn );
@@ -119,6 +121,8 @@ private:
 	// MemoryCardProfileImportSubdirs name, if the profile was imported.
 	RString m_sProfileDirImportedFrom[NUM_PLAYERS];
 
+	RString m_stats_prefix;
+
 	bool m_bWasLoadedFromMemoryCard[NUM_PLAYERS];
 	bool m_bLastLoadWasTamperedOrCorrupt[NUM_PLAYERS];	// true if Stats.xml was present, but failed to load (probably because of a signature failure)
 	bool m_bLastLoadWasFromLastGood[NUM_PLAYERS];		// if true, then m_bLastLoadWasTamperedOrCorrupt is also true