Spongebob/Adventures of Sonic the Hedgehog

Cast

 * Spongebob as Sonic
 * Patrick as Tails
 * Plankton as Dr. Robotnik
 * Squidward as Scratch
 * Mr. Krabs as Grounder
 * Gary as Coconuts
 * Pearl as Breezie
 * Sandy as Miss Possum
 * and more