Sheila Dunham is the, famously offensive host of America's Next Superstar. Celebrity gossip columnists love her. The female contestants on her new reality television show? Not so much. On the first day of shooting, someone fires a gun at her...and misses her. But the woman arrested at the scene isn't involved with the show--and no one knows how she even got past security. The house where the show's being filmed belongs to the family of Bennis Hannaford,...