Mark-Paul Gosselaar can't wait to read his former Saved by the Bell co-star Dustin Diamond's upcoming book Behind the Bell. "He's going to tell all the dirty laundry that was in Saved by the Bell. I can't wait!" Gosselaar, 34, told the the LA Times on Sunday. So what went on behind the scenes? "Was I in a club at 16, smoking cigarettes, taking a drink from people? Yeah I was!" Gosselaar...