Stepping out for a swanky evening, Kelly Osbourne was spotted at the 2010 International Interior Designer of the Year Awards Ceremony in Hollywood last night (October 18). Joined by her mother Sharon, the 25-year-old looked amazing in a sexy lace getup with beautiful blonde tresses. Kelly told press that she treated her mother like a queen for her 58th birthday by getting her a special cake and a diamond ring. "I couldn't figure out what to get my mum because she's one of those people who will just end up buying something for herself if she really wants it. I ended up getting her the most bea...