My Little Pony and Care Bears/Spongebob

Funshine Bear as Spongebob Squarepants

Fluttershy as Patrick

Twilight Sparkle as Squidward

Gilda as Sandy

Applejack as Mr. Krabs

Spike as Gary

Trixie as Plankton

Discord as Karen

Derpy as Mrs. Puff

Rainbow Dash as Larry