What was that movie where these teenagers picture themselves as comics?

there was this movie i saw as a kid where a bunch teens pictured themselves as like comic book superheroes or somethin. the storyline would be filmed in real life but then the scenes would cutaway into like animated comics when like there were big action scenes. i remember some like killing or violence too. does anyone know what im talkin bout?What was that movie where these teenagers picture themselves as comics?
That sounds like ';The Dangerous Lives of Altar Boys';