Go behind the scenes to find out one of the Joker's used to run his own business, actress Rosie O'Donnell becomes a fan of the show, and how Murr surprises the guys on set.
Go behind the scenes to find out one of the Joker's used to run his own business, actress Rosie O'Donnell becomes a fan of the show, and how Murr surprises the guys on set.
