Cartoon Characters/Spongebob

Hiccup (from How to Train Your Dragon) as Spongebob

Jack Frost (from Rise of the Guardians) as Patrick

Hiro Hamada (from Big Hero 6) as Squidward

Megamind (from Megamind) as Mr. Krabs

Astrid (from How to Train Your Dragon) as Sandy Cheeks

Drago Bludvist (from How to Train Your Dragon 2) as Plankton

Flynn Rider (from Tangled) as Larry