Operation: B.U.C.K.E.T.

Plot Summary
Numbuh 4 begins playing on the Kids Next Door football game, and their football coach asks him to make with the blue frosting brownies  for his football team. When 1 of the team gets ill from Numbuh 4's brownies (because of the Delightful Children from Down the Lane), Numbuh 4 is forced to play center field tomorrow evening, then suddenly, the Blue Barf Monster appears.

Transcript
Operation: B.U.C.K.E.T. transcript