What if Spongebob was the Avatar?
What if Squidward was Zuko?
What if Plankton was Ozai?
What if Sandy was Katara?
What if Mr. Krabs was Avatar Roku?
What if that guy who always says "My leg!" was the foaming mouth guy?
What if Mrs. Puff was GranGran?
What if Gary was the cabbage merchant?