Operation: H.O.T.S.T.U.F.F. / M.I.S.S.I.O.N.

S5, E11: "Operation: M.I.S.S.I.O.N." Numbuh Four secures the release of several of the KND's most evil-est adult villains from the KND arctic prison for a triple double extra secret mission! After a grueling training regime, the team is ready to strike! "Operation: H.O.T.S.T.U.F.F." (Hands Off Thermostat Says The Upset Father Furiously) NO ONE is allowed to touch the thermostat in Mr. Sanban's house! But when Numbuh Three goes against his wishes and turns up the heat, everyone gets a little hot under the collar!