Mark Hames

Sheldon creates a monster when he introduces Penny to the world of online gaming. Especially when her addiction wreaks havoc on his life.

House insists he can handle things when Stacy (guest star Sela Ward), the woman he once loved, asks him to diagnose Mark, the man she married. When Mark’s tests come back normal yet symptoms show that his brain is dying, the puzzle may be one that even House can’t solve. While Wilson worries about House’s emotional well-being, the team is blown away by his over-the-top demands. As House struggles to put his emotions aside and solve the case, Cuddy adds to his dilemma and offers Stacy a reason to stay.

Julie and Dr. Roberts announce their engagement. Marissa seeks solace with bad boy Volchok. Ryan tries to move on with Sadie, but Seth's concern for Marissa gets in the way.

Betty uses her Queens connections to lure big time photographer (and former Queens boy) Vincent Bianchi (guest star Rhys Coiro) to shoot for Mode. But when Bianchi insists that Betty meet at a posh restaurant, she feels pressured to get a makeover… only things don't quite turn out as planned. Meanwhile Wilhelmina primps for a big date, and Bradford tries to get his hands on Fey Sommers' "death car".

Joan starts dating three men at once, which leads to trouble in her relationship with Toni.