Molly Morgan

Leonard tries to mould Penny into his dream woman and rewards her with chocolate when she does things he approves of in the hope that she will keep doing them. Howard and Raj go to a goth nightclub. They meet two women and things are going well until the ladies take the friends to a tattoo shop.

Sheldon and Penny agree to participate in an unusual experiment. Leonard, Amy, Raj and Emily spend the evening trying to escape a room with a zombie. Howard and Bernadette run into trouble at the airport.

A sexy young girl whom Charlie has been dating cajoles him into going to a hot new club and bringing Alan along to meet her friend. But when they arrive, Charlie and Alan are mortified to learn that the partygoers consider them old. Morgan Fairchild ("Falcon Crest") guest stars as Donna, a more mature woman who helps rebuild Charlie's ego.