Spongebob/Mario

Cast

 * Spongebob as Mario
 * Stanley as Luigi (Stanley and Luigi are both related to Spongebob and Mario)
 * Patrick as Yoshi
 * Sandy as Princess Peach (Sandy and Peach are both girlfriends to Spongebob and Mario)
 * Pearl as Princess Daisy
 * Mr. Krabs as Toadsworth
 * Gary as Toad
 * Mrs. Puff as Rosalina
 * Plankton as Bowser
 * Mindy as Birdo
 * Squidward as Wario
 * Squiliam as Waluigi
 * Zim (from Invader Zim) as Donkey Kong