No Brainer - S2.E10

Gadget is successfully abducted by MAD Scientist Dr. Von Headcase who intends to brainwash him. Penny spends a week trying to locate him. Having exhausted all her computer resources and knowing that Colonel Nozzaire isn't seriously looking for her uncle, she turns to the only person in the world who might be able to help - the now retired and gadget-phobic Brain.