Plotting an ultimate prank on her teacher for April Fools' Day, Judy Moody begins to worry that her teacher and classmates have forgotten that April 1 is also her birthday.
Troublemaking twins Kasey and Kelly are excited for April Fool's Day, and plan to pull a "twin switcheroo" on their classmates to see if anyone notices the difference.
Hubie is struggling to prepare his pranks for April Fools' Day as he realizes the whoopee cushion, the rubber tarantula, and the fly in the ice cube just aren't good enough anymore.