Marshall stresses about his relationship with Courtney on United States of Tara, and House sings his heart out! Monday, May 3 8:00 pm Dancing with the Stars, ABC (2 hrs) NEW The seventh round of dancing is featured tonight, and Niecy Nash and her gay partner Louis van Amstel are still in the running! Will they have what it takes to make it through another round of elimination tomorrow night? 8:00 pm 10 Things I Hate About You, ABC Family (30 min) NEW Cameron and Kat try to figure out what’s up with Patrick’s mysterious behavior. Also, Bianca worries that Joey may develop an eating disorder if he gets on a new reality show about male models. What’s in store for lesbian student, Mandela? 8:00 pm House, Fox (1 hr) NEW House gets his groove on by singing karaoke with Foreman and Chase on their off time. Also, the team, including bisexual MD Thirteen, deals with the suspicious fiancé of a new patient. 8:00 pm How I Met Your Mother, CBS (30 min) NEW Ted and Barney (out actor Neil Patrick Harris) get in a tiff, while Lily and Marshall go old school by sleeping in separate beds. 9:00 pm 24, Fox (1 hr) NEW Jack is out for revenge after the painful loss of his partner, while President Taylor (out actress Cherry Jones) tries to keep her peace process intact. 10:00 pm Nurse Jackie, Showtime (30 min) NEW Jackie finds out that O’Hara’s on-again-off-again girlfriend hasn’t been as faithful as she thought. Also, a patron of All Saints is rushed to the ER and threatens to stop funding the hospital. Later, Jackie further evaluates her relationship with Eddie. 10:00 pm Tori & Dean: Home Sweet Hollywood, Oxygen (1 hr) NEW Dean heads to the ER after a motorcycle accident, leaving Tori unsure about their relationship. Features gay couple, Scout and Bill. 10:30 pm United States of Tara, Showtime (30 min) NEW Marshall needs to make a decision about his relationship with Courtney, while Neil learns Charmaine’s secret. Also, Tara bonds with Kate’s friend, Lynda, and Max gets pushed to his limit after a visit from a social worker.