Two And A Half Men: Season 8, Episode 1

8 - 1: Three Girls and a Guy Named Bud

Alan has been having a relationship with Lyndsey, the mom of Jake's best friend, Eldridge. When Jake finds out, he stops visiting on weekends and moves in with Judith and Herb permanently; Jake gets caught sneaking two girls out of his room; Charlie decides to quit boozing (although all he really does is switch to beer and wine) after a drunken attempt to mail his pants back to the fabric inspector. Title quotation from: Charlie, explaining orgies to Alan after the two witness girls sneaking out of Jake's room.