Questions surface about Screech’s sex tape: Did he use a body double, and did he make it with the intent to sell it? Disney exec and former Pataki spokesperson Zenia Mucha is not thrilled her ex-boyfriend, lobbyist Douglas Rutnik, is dating someone else. Billionaire corporate raider Carl Icahn once had some trouble aboard a leased jet. New Jersey Nets part owner Jay-Z just maybe had a hand in giving a Nets Dancers clothing contract to House of Dereon, run by Beyoncé’s mom. Jane Krakowski went roller-skating. Jailed former pimp Jason Itzler wants to start a matchmaking service for rich men when he gets out. Claire Danes and Billy Crudup may have broken up. Melanie Griffith is no longer writing a dishy autobiography, much to the chagrin of the handful of people who would read a dishy Melanie Griffith autobiography. Whitney Houston once called Rosie O’Donnell a “fat bitch” in a Newsweek interview, but the mag didn’t run the quote so as not to offend any Whitney fans. Domenico Dolce, half of Dolce & Gabbana, had his pick of boys at a Miami nightclub. Obvious blind item alert: “Which Tinseltown sex siren with a humanitarian streak has resumed her old habit of dabbling with heroin?” Sacha Baron Cohen drinks soda, refuses to be photographed out of character. Kathy Griffin says Larry King is deaf. Liev Schreiber sweats a lot on the first date. Penélope Cruz lives with her dogs in Spain and her cats in L.A.