SpongeBob SquarePants/Ice Age

Cast
Spongebob as Manny

Jenny (XJ9) (from My Life As A Teenage Robot) as Sid

Fred as Diego

Gary as Scrat

Squidward & Mr. Krabs as Crash & Eddie

Sandy as Ellie

Jack Jack (from The Incredibles) as The Baby

Plankton as Carl

Dennis as Frank

Mr. Incredible (from The Incredibles) as Baby's Father

Elastagirl (from The Incredibles) as Baby's Mother

Patrick as Fast Tony