« Millionaire Matchmaker: The Matchmakers Answer Your Dating Questions | Home | Jersey Shore: Snooki and Angelina’s Fight Among Extra’s Top 10 Reality Moments of 2010 » December 28, 2010 11:00:38 by Shayla Perry A word of advice to all the guys out there thinking about trying to pull one over on Kelly Osbourne–DON’T! After finding out that her boyfriend of two years, Luke Worrall, had been cheating on her, the former contestant of ABC’s Dancing with the Stars took to her Twitter and Facebook accounts to let the world know just how much of a “piece of s***” she thinks he is. Read on for all the details. Kelly Osbourne and ex-boyfriend, Luke Worrall, split in July after dating for two years, but according to the 26-year-old star, Worrall had recently tried to reignite his relationship with her–and a few others as well. “Wow just found something out that has hurt my feelings so bad, and Christmas was going so well…” Kelly posted on her Twitter account Christmas day. “Luke Worrall i...