Audreyís (Megyn Price, left) sister Barbara (Heather Locklear, right) comes to visit her and Jeff (Patrick Warburton) and surprises everyone when she accepts a date with Russell, on Rules of Engagement.CBS/Monty Brinton - Wednesday, December, 26, 2007, 10:26 PM

The cast of Rules of Engagement.CBS/Cliff Lipson - Monday, September, 24, 2007, 9:24 PM

David Spade stars as Russell in Rules of Engagement.CBS/Cliff Lipson - Monday, September, 24, 2007, 9:24 PM

Bianca Kajlich stars as Jennifer in Rules of Engagement.CBS/Cliff Lipson - Monday, September, 24, 2007, 9:24 PM

Oliver Hudson stars as Adam in Rules of Engagement.CBS/Cliff Lipson - Monday, September, 24, 2007, 9:24 PM

Megyn Price stars as Audrey in Rules of Engagement.CBS/Cliff Lipson - Monday, September, 24, 2007, 9:24 PM

Patrick Warburton stars as Jeff in Rules of Engagement.CBS/Cliff Lipson - Monday, September, 24, 2007, 9:24 PM