In this horror-themed episode, the gang finds themselves in the middle of a literal nightmare when they attend the wedding of Dennis's ex-wife, Maureen Ponderosa, and Liam McPoyle. The night quickly devolves into chaos as a "zombie" outbreak (actually caused by tainted milk) spreads through the guests, trapping the gang inside the reception hall. Key Plot Points
: After drinking the McPoyles' signature milk, guests begin to act like zombies—pale, sweaty, and aggressive. The gang, naturally, prioritizes their own survival over helping anyone else.
: The Academy Award-winning director makes a memorable cameo as Pappy McPoyle , the patriarch of the McPoyle clan.
This episode is a fan favorite for its stylization of horror movie tropes and the return of several recurring side characters. You can find more details or watch clips on the official FX Networks site or through streaming services like Hulu.
: The episode is framed as a police investigation, with the gang telling their exaggerated versions of the night's "horrific" events to a skeptical detective. Notable Guest Stars