diff --git a/BackgroundEffects/Centered.lua b/BackgroundEffects/Centered.lua
index 3821ad5152..11b2bb3075 100644
--- a/BackgroundEffects/Centered.lua
+++ b/BackgroundEffects/Centered.lua
@@ -1,7 +1,8 @@
-local Color = color(Var "Color1");
+-- Centered.
+local cColor1 = color(Var "Color1");
 local t = Def.ActorFrame {
 	LoadActor(Var "File1") .. {
-		OnCommand=cmd(x,SCREEN_CENTER_X;y,SCREEN_CENTER_Y;diffuse,Color);
+		OnCommand=cmd(x,SCREEN_CENTER_X;y,SCREEN_CENTER_Y;diffuse,cColor1);
 		GainFocusCommand=cmd(play);
 		LoseFocusCommand=cmd(pause);
 	};
diff --git a/BackgroundEffects/Checkerboard1File2x2.lua b/BackgroundEffects/Checkerboard1File2x2.lua
index dca87c19a9..deaf089901 100644
--- a/BackgroundEffects/Checkerboard1File2x2.lua
+++ b/BackgroundEffects/Checkerboard1File2x2.lua
@@ -1,11 +1,10 @@
-local Color = color(Var "Color1");
-
+-- 4 repeats of the same file using File 1
+local cColor1 = color(Var "Color1");
 local a = LoadActor(Var "File1") .. {
-	OnCommand=cmd(scaletoclipped,SCREEN_WIDTH/2,SCREEN_HEIGHT/2;diffuse,Color);
+	OnCommand=cmd(zoomto,SCREEN_WIDTH/2,SCREEN_HEIGHT/2;diffuse,cColor1);
 	GainFocusCommand=cmd(play);
 	LoseFocusCommand=cmd(pause);
 };
-
 local t = Def.ActorFrame {
 	a .. { OnCommand=cmd(x,scale(1,0,4,SCREEN_LEFT,SCREEN_RIGHT);y,scale(1,0,4,SCREEN_TOP,SCREEN_BOTTOM)); };
 	a .. { OnCommand=cmd(x,scale(3,0,4,SCREEN_LEFT,SCREEN_RIGHT);y,scale(1,0,4,SCREEN_TOP,SCREEN_BOTTOM)); };
diff --git a/BackgroundEffects/Checkerboard2File2x2.lua b/BackgroundEffects/Checkerboard2File2x2.lua
index 4b29167f2f..f3c221af88 100644
--- a/BackgroundEffects/Checkerboard2File2x2.lua
+++ b/BackgroundEffects/Checkerboard2File2x2.lua
@@ -1,10 +1,10 @@
-local Color = color(Var "Color1");
+-- 4 repeats of the same file using File 2
+local cColor1 = color(Var "Color1");
 local a = LoadActor(Var "File2") .. {
-	OnCommand=cmd(scaletoclipped,SCREEN_WIDTH/2,SCREEN_HEIGHT/2;diffuse,Color);
+	OnCommand=cmd(zoomto,SCREEN_WIDTH/2,SCREEN_HEIGHT/2;diffuse,cColor1);
 	GainFocusCommand=cmd(play);
 	LoseFocusCommand=cmd(pause);
 };
-
 local t = Def.ActorFrame {
 	a .. { OnCommand=cmd(x,scale(1,0,4,SCREEN_LEFT,SCREEN_RIGHT);y,scale(1,0,4,SCREEN_TOP,SCREEN_BOTTOM)); };
 	a .. { OnCommand=cmd(x,scale(3,0,4,SCREEN_LEFT,SCREEN_RIGHT);y,scale(1,0,4,SCREEN_TOP,SCREEN_BOTTOM)); };
diff --git a/BackgroundEffects/Kaleidoscope2x2.lua b/BackgroundEffects/Kaleidoscope2x2.lua
index fb630f7f93..5d2e7b7a25 100644
--- a/BackgroundEffects/Kaleidoscope2x2.lua
+++ b/BackgroundEffects/Kaleidoscope2x2.lua
@@ -1,7 +1,7 @@
-local Color = color(Var "Color1");
-
+-- 4 repeats of the same file in a kaleidoscope fashion.
+local cColor1 = color(Var "Color1");
 local a = LoadActor(Var "File1") .. {
-	OnCommand=cmd(scaletoclipped,SCREEN_WIDTH/2,SCREEN_HEIGHT/2;diffuse,Color;zoomx,self:GetZoomX()*-1;zoomy,self:GetZoomY()*-1);
+	OnCommand=cmd(zoomto,SCREEN_WIDTH/2,SCREEN_HEIGHT/2;diffuse,cColor1;zoomx,self:GetZoomX()*-1;zoomy,self:GetZoomY()*-1);
 	GainFocusCommand=cmd(play);
 	LoseFocusCommand=cmd(pause);
 };
diff --git a/BackgroundEffects/SongBgWithMovieViz.lua b/BackgroundEffects/SongBgWithMovieViz.lua
index 733e4cbf41..46fdc07176 100644
--- a/BackgroundEffects/SongBgWithMovieViz.lua
+++ b/BackgroundEffects/SongBgWithMovieViz.lua
@@ -1,14 +1,14 @@
-local Color1 = color(Var "Color1");
-local Color2 = color(Var "Color2");
-
+-- A visualization overplayed on the songs background.
+local cColor1 = color(Var "Color1");
+local cColor2 = color(Var "Color2");
 local t = Def.ActorFrame {
 	Def.Sprite {
 		InitCommand=cmd(LoadFromCurrentSongBackground);
-		OnCommand=cmd(x,SCREEN_CENTER_X;y,SCREEN_CENTER_Y;scaletoclipped,SCREEN_WIDTH,SCREEN_HEIGHT;diffuse,Color1);
+		OnCommand=cmd(x,SCREEN_CENTER_X;y,SCREEN_CENTER_Y;zoomto,SCREEN_WIDTH,SCREEN_HEIGHT;diffuse,cColor1);
 	};
 
 	LoadActor(Var "File1") .. {
-		OnCommand=cmd(blend,"BlendMode_Add";x,SCREEN_CENTER_X;y,SCREEN_CENTER_Y;scaletoclipped,SCREEN_WIDTH,SCREEN_HEIGHT;diffuse,Color2);
+		OnCommand=cmd(blend,"BlendMode_Add";x,SCREEN_CENTER_X;y,SCREEN_CENTER_Y;zoomto,SCREEN_WIDTH,SCREEN_HEIGHT;diffuse,cColor2);
 		GainFocusCommand=cmd(play);
 		LoseFocusCommand=cmd(pause);
 	};
diff --git a/BackgroundEffects/StretchNoLoop.lua b/BackgroundEffects/StretchNoLoop.lua
index cf48f31bf7..34ec490478 100644
--- a/BackgroundEffects/StretchNoLoop.lua
+++ b/BackgroundEffects/StretchNoLoop.lua
@@ -1,7 +1,8 @@
-local Color = color(Var "Color1");
+-- A stretched file that does not loop back.
+local cColor1 = color(Var "Color1");
 local t = Def.ActorFrame {
 	LoadActor(Var "File1") .. {
-		OnCommand=cmd(x,SCREEN_CENTER_X;y,SCREEN_CENTER_Y;scaletoclipped,SCREEN_WIDTH,SCREEN_HEIGHT;diffuse,Color;loop,false);
+		OnCommand=cmd(x,SCREEN_CENTER_X;y,SCREEN_CENTER_Y;zoomto,SCREEN_WIDTH,SCREEN_HEIGHT;diffuse,cColor1;loop,false);
 		GainFocusCommand=cmd(play);
 		LoseFocusCommand=cmd(pause);
 	};
diff --git a/BackgroundEffects/StretchNormal.lua b/BackgroundEffects/StretchNormal.lua
index d1b3e26585..70eab1f98d 100644
--- a/BackgroundEffects/StretchNormal.lua
+++ b/BackgroundEffects/StretchNormal.lua
@@ -1,8 +1,8 @@
-local Color = color(Var "Color1");
-
+-- A Movie that plays stretched.
+local cColor1 = color(Var "Color1");
 local t = Def.ActorFrame {
 	LoadActor(Var "File1") .. {
-		OnCommand=cmd(x,SCREEN_CENTER_X;y,SCREEN_CENTER_Y;scaletoclipped,SCREEN_WIDTH,SCREEN_HEIGHT;diffuse,Color);
+		OnCommand=cmd(x,SCREEN_CENTER_X;y,SCREEN_CENTER_Y;zoomto,SCREEN_WIDTH,SCREEN_HEIGHT;diffuse,cColor1);
 		GainFocusCommand=cmd(play);
 		LoseFocusCommand=cmd(pause);
 	};
diff --git a/BackgroundEffects/StretchNormalAlignLeft.lua b/BackgroundEffects/StretchNormalAlignLeft.lua
index 1651b10b41..2c32f29de9 100644
--- a/BackgroundEffects/StretchNormalAlignLeft.lua
+++ b/BackgroundEffects/StretchNormalAlignLeft.lua
@@ -1,9 +1,8 @@
 -- Align left when cropping to 4:3.
-local Color = color(Var "Color1");
-
+local cColor1 = color(Var "Color1");
 local t = Def.ActorFrame {
 	LoadActor(Var "File1") .. {
-		OnCommand=cmd(horizalign,left;scaletoclipped,SCREEN_WIDTH,SCREEN_HEIGHT;diffuse,color(Color));
+		OnCommand=cmd(horizalign,left;zoomto,SCREEN_WIDTH,SCREEN_HEIGHT;diffuse,cColor1);
 		GainFocusCommand=cmd(play);
 		LoseFocusCommand=cmd(pause);
 	};
diff --git a/BackgroundEffects/StretchPaused.lua b/BackgroundEffects/StretchPaused.lua
index 9dfa84caba..4986df2912 100644
--- a/BackgroundEffects/StretchPaused.lua
+++ b/BackgroundEffects/StretchPaused.lua
@@ -1,8 +1,8 @@
-local Color = color(Var "Color1");
-
+-- Stretched & Paused.
+local cColor1 = color(Var "Color1");
 local t = Def.ActorFrame {
 	LoadActor(Var "File1") .. {
-		OnCommand=cmd(x,SCREEN_CENTER_X;y,SCREEN_CENTER_Y;scaletoclipped,SCREEN_WIDTH,SCREEN_HEIGHT;diffuse,Color;pause);
+		OnCommand=cmd(x,SCREEN_CENTER_X;y,SCREEN_CENTER_Y;zoomto,SCREEN_WIDTH,SCREEN_HEIGHT;diffuse,cColor1;pause);
 		GainFocusCommand=cmd(play);
 		LoseFocusCommand=cmd(pause);
 	};
diff --git a/BackgroundEffects/StretchRewind.lua b/BackgroundEffects/StretchRewind.lua
index 6831c3b9cb..21e8cd5b49 100644
--- a/BackgroundEffects/StretchRewind.lua
+++ b/BackgroundEffects/StretchRewind.lua
@@ -1,8 +1,8 @@
-local Color = color(Var "Color1");
-
+-- Stretch & Replay.
+local cColor1 = color(Var "Color1");
 local t = Def.ActorFrame {
 	LoadActor(Var "File1") .. {
-		OnCommand=cmd(x,SCREEN_CENTER_X;y,SCREEN_CENTER_Y;scaletoclipped,SCREEN_WIDTH,SCREEN_HEIGHT;diffuse,Color;position,0);
+		OnCommand=cmd(x,SCREEN_CENTER_X;y,SCREEN_CENTER_Y;zoomto,SCREEN_WIDTH,SCREEN_HEIGHT;diffuse,cColor1;position,0);
 		GainFocusCommand=cmd(play);
 		LoseFocusCommand=cmd(pause);
 	};
diff --git a/BackgroundEffects/UpperLeft.lua b/BackgroundEffects/UpperLeft.lua
index ddf43adc89..fba7e826d2 100644
--- a/BackgroundEffects/UpperLeft.lua
+++ b/BackgroundEffects/UpperLeft.lua
@@ -1,9 +1,8 @@
--- upper left corner
-local Color = color(Var "Color1");
-
+-- Upper left corner of the screen.
+local cColor1 = color(Var "Color1");
 local t = Def.ActorFrame {
 	LoadActor(Var "File1") .. {
-		OnCommand=cmd(diffuse,Color);
+		OnCommand=cmd(diffuse,cColor1);
 		GainFocusCommand=cmd(play);
 		LoseFocusCommand=cmd(pause);
 	};