Rudy decides to fix other kids' drawings to prevent them causing trouble when they're erased into ChalkZone, but it backfires as the drawings are not what Rudy assumed them to be. / After getting an F on a test, Rudy goes into ChalkZone to find a piece of writing that shows their teacher, Mr. Wilter, told his class to study the wrong chapter. / Snap sneaks into Rapsheeba's sold-out show by dressing up as one of her dancers.