HAPPY ENDINGS - "Like Father, Like Gun" - Brad's uptight dad (guest star Damon Wayans) is in town for some serious health tests. When he gets an all-clear, he cuts loose with a new lease on life, something Brad has a hard time adjusting to. Meanwhile Penny meets a gorgeous Italian guy (Alex Valente); the problem is, he doesn't speak English, and Penny, who once studied in Italy, finds she can only speak the language when she's drunk, on "Happy Endings," WEDNESDAY, MAY 4 (10:00-10:30 p.m., ET) on the ABC Television Network. (ABC/MITCH HADDAD) ELIZA COUPE, DAMON WAYANS JR.