When Señor Senior Junior breaks Shego out of prison to help him get his father a great birthday present, it's up to Kim and Ron to stop them. Meanwhile, Kim urges Ron to get a job after he uses coupons on their date.

Kim investigates a string of celebrity robberies, but comes up empty-handed. Meanwhile, the tweebs enter Middleton High School as freshmen. Ashley Tisdale guest stars.

Kim receives an old car that she has the Tweebs fix up for her. Meanwhile, Shego and Motor Ed join forces to steal something from the space center.

Jim and Tim decide to take on the duties of the Middleton Mascot and Ron takes it upon himself to train them. Meanwhile, Drakken is broken out of prison by an alien named Warmonga.

Ron comes home to unexpectedly find his new adopted baby sister named Hana Stoppable in his room. At the same time, he has to take care of a sack of flour for health class. Meanwhile, Kim and Ron team up with Yori to stop Monkey Fist yet again.