NextCourseSong -> BeforeLoadingNextCourseSong, so it's clear that GetNextCourseSong

is the next song, and not the next next song

stepmania/src/ScreenGameplay.cpp

@@ -2197,7 +2197,7 @@ void ScreenGameplay::HandleScreenMessage( const ScreenMessage SM )
 
 		int iPlaySongIndex = GAMESTATE->GetCourseSongIndex()+1;
 		iPlaySongIndex %= m_apSongsQueue.size();
-		MESSAGEMAN->Broadcast( "NextCourseSong" );
+		MESSAGEMAN->Broadcast( "BeforeLoadingNextCourseSong" );
 		m_NextSong.PlayCommand( "Start" );
 		m_NextSong.Reset();
 		m_NextSong.StartTransitioning( SM_LoadNextSong );