When Stan becomes his boss' go-to guy, he feels like he can't say no to anything including outrageous personal requests. But when Francine gets roped into the annoying ordeal and her romantic Valentine's Day get-away is ruined, she lays down the law and forces Stan to say "NO".
Mort Goldman accidentally steps into Stewie's time machine and goes back in time to 1939 Poland, and Brian and Stewie follow to retrieve him. When they find him, the Nazis invade and Mort is taken to Germany, where Stewie and Brian must go to save him, as well as find a way back to the present.
An irreverent take on the Prince and the Pauper. Bart enthusiastically trades lives with a wealthy lookalike after landing himself in trouble for triggering a rampage of vacuum cleaners, but finds the lavish lifestyle too much when he becomes the target of all his new friends' pranks.
Bob and Mac both find themselves in trouble when they each take assignments undercover. Bob as a chemist who hides cocaine by converting it to paint and Mac as a fighter trying to bust an illegal betting ring.