After receiving a hefty bonus from work, Stan buys extravagant gadgets while Francine pleads for her dream kiosk. Upset about his lack of support, Francine opens a muffin shop without his approval and gives Stan a taste of life without a housewife. In a desperate move, Stan puts Klaus's brain back into a human body - only to discover it was a huge mistake as Klaus tries to win over Francine. Meanwhile, Steve is convinced he's a teen wolf after watching a horror film.

When Stan goes to Atlantic City for a bachelor party and is shunned by his so-called best friend, Roger steps in and becomes Stan's new sidekick. Their friendship goes to a whole new level, but when they return home and face Francine, Stan realizes that what happens in Atlantic City doesn't necessarily stay there. Meanwhile, Haley and Steve team up to break up a good-looking couple.