With Henry Winkler now starring in his own series, CBS' Out of Practice, Arrested Development's Bluth clan is in need of an attorney to fill in for Winkler's Barry. Enter another Happy Days alum. As first reported by E! Online, a rep for the Fox comedy confirms that Scott Baio taped a guest appearance over the weekend — and right now, it's for just one episode — as the family's new lawyer. You just know Al Molinaro is up next.