In "Operation: C.A.N.Y.O.N. (Clear Area Need You Out Now)", the Toiletnator becomes intrigued when he sees the Kids Next Door's recent bizarre activity, such as transporting large amounts of cereal, milk, sugar and spoons to the Grand Canyon. Desperate to impress his fellow villains, he decides to take matters into his own hands and ruin whatever the Kids Next Door are planning. In "Operation: H.O.L.I.D.A.Y. (Hamsters On Leave In Disastrous Airline Yarn)", Lizzie is furious when she learns that the 'secret mission' Numbuh 1 was supposedly on was really a trip to Jamaica... and that he's there with another girl! Soon, Lizzie's on her way to confront the pair, traveling on a plane with Numbuh 2, Numbuh 3, and the hamsters from the Kids Next Door Treehouse. After a pie-related disaster, Lizzie finds herself flying the plane, forced to seek help from her boyfriend in order to make a successful landing.
—Anonymous