Chris Polk/WireImage; inset: David Longendyke/Everett Collection
Drawing naughty images all over celebrities' photos doesn't seem to be hurting celeb blogger Perez Hilton
's popularity: The gossip columnist got some star-studded love for his 30th birthday over the weekend, from celebs such as Heidi Montag
, fiancé Spencer Pratt, Jerry O'Connell and Amanda Bynes
. They were among the guests at his 30th birthday party at the Beverly Wilshire Four
Seasons in Beverly Hills. Perhaps the best present of all for the 30-year-old (real name: Mario Lavandeira)? A surprise performance (and a spanking) by the Pussycat Dolls. Like this story? Click on the Yahoo Buzz! button below to Buzz it up!