Guest Stars Rob Paulsen voices Arnold the Pit Bull Jeff Bergman voices Bugs Bunny Kath Soucie voices Lil' Sneezer Candi Milo voices Sweetie Bird Jeff Altman voices Dr. Gene Splicer Frank Welker voices The Animator Charlie Adler voices Commando Rabbit Jeff Bergman voices Daffy Duck Jeff Bergman voices Tweety Bird Jeff Bergman voices The Animator's Boss Kath Soucie voices Baby Bunny