I need a great April Fools prank...?

Okay, thanks for reading my question! Let me get started. So I am is sixth grade and I need some AWESOME april fools prank to pull one 6th grader, a small group of 6th graders and a prank to pull on the whole cl. This needs to be clic. If i want to wipe out the ultimate joker in our cl. But you see, I am the one who is like perfect, always turns her work in etc. so this needs to be GREAT with a capitol G. PLEASE help me!!!? (thanks)!