Two and a Half Men

On the seventh season premiere, Charlie (series star CHARLIE SHEEN) must decide between his fiancee, Chelsea (JENNIFER TAYLOR), and his old flame, Mia (EMMANUELLE VAUGIER).

When Charlie's fiancee, Chelsea, convinces him to let Melissa (recurring guest star KELLY STABLES), Alan's girlfriend, move in, the girls take over the house.

Alan (JON CRYER) plays nursemaid to Judith's baby and her tipsy mother, Lenore (ANNIE POTTS). Meanwhile, Jake (ANGUS T. JONES) blackmails Charlie with an incriminating photo.

Alan takes a job working for Evelyn (series star HOLLAND TAYLOR), and Charlie is forced to mend Chelsea and Jake's rocky relationship.

Jake refuses to stay with Charlie and Alan after they embarrass him in public.

Alan recommends that Chelsea get breast reduction surgery and Charlie kicks him out.

Charlie & Alan wake up together in bed with a strange woman.

Chelsea invites her beautiful college roommate (guest star TRICIA HELFER - Battlestar Galactica) to stay at the house while she gets over a bad breakup.

Charlie is crushed when he discovers he hasn't been satisfying Chelsea and Alan attempts to cure his thinning hair on the cheap.

Charlie discovers that Chelsea hasn't been completely honest about her finances.

Charlie coaches Jake on the art of infidelity while his girlfriend is away for Christmas. CARL REINER guest stars as a famous TV producer whom Evelyn invites for Christmas dinner.

Jake writes love songs to woo his ex-girlfriend, and Herb and Alan hide their secret friendship from Judith's watchful eye.

Charlie endures a colonoscopy to get out of a trip to see Chelsea's bigoted parents (guest stars STACY KEACH and MEAGEN FAY), only to return home and find them in his living room.

Alan ends up in jail after a bar fight, and Charlie worries that Chelsea might be interested in the lawyer who takes the case (STEVEN ECKHOLDT).

Charlie's jealousy threatens his relationship with Chelsea.

Charlie runs off to Vegas and returns with a new wife...but she's not Chelsea! STACY KEACH returns as Chelsea's father and JOHN AMOS guest stars as his boyfriend.

Charlie and Chelsea have a post-breakup one-night stand. STACY KEACH returns as Chelsea's father and JOHN AMOS guest stars as his boyfriend.

Charlie has a return engagement with Chelsea's best friend (TRICIA HELFER), while Alan has an unexpected effect on a new female patient (FRANCES FISHER).

Jake's new friend, Eldridge (guest star GRAHAM PATRICK MARTIN), is a bad influence but Alan really likes his hot mom, Lyndsay (guest star COURTNEY THORNE-SMITH).

Alan tries for an intimate night at a hotel with his new girlfriend (COURTNEY THORNE-SMITH), while Charlie takes a different approach to obtain the "girlfriend experience."

Alan and Jake go on a road trip while Charlie is visited by the ghosts of his girlfriends past - and ZZ Top!

After Charlie's license is suspended, Jake becomes his driver. And much to Charlie's chagrin, Alan makes plans to attend Chelsea's birthday party on the seventh season finale.