Operation: U.T.O.P.I.A.

The evil Chester is developing his Happy Headband, a strange device he plans to sell to parents to keep kids ""out of their hair."" Numbuh 1 breaks into his lab and steals it, but when escaping on his G.A.R.G.O.C.Y.C.L.E., Chester shoots him down. The operative lands on a strange island which seems to be a children's utopia - lakes are made of soda, candy grows from trees, you can have birthday cake for dinner, and best of all, no adults! But soon, Numbuh 1 r

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S03E05 - Operation: R.O.B.B.E.R.S.