Operation: R.E.C.E.S.S. / H.A.M.S.T.E.R.

S6 E3: "Operation: H.A.M.S.T.E.R." (Hungry Archenemy Meowers Strike To Entrap Rodents) When the KND head off on a mission, the hamsters find themselves under attack by The Insidious Felines From Atop the Litterbox. Now it's up to five brave KND-like hamsters to defend their rodent brothers by taking on the feline invaders in a cat and mouse chase throughout the empty treehouse. / "Operation: R.E.C.E.S.S." (Recreation Ended 'Cuz Enemies Savor Salad) Gallagher Elementary's Principal Sauerbraten discovers a reserve of salad oil under the school's playground and now plans to turn recess into a hard labor camp in order to produce and market the delicious oil. Numbuh One learns of the plot and moves to strike back, but will Lizzie, an admitted recess hater, stand in his way?