Kate Hudson showed up at the Manhattan Polo Classic this weekend "disguised" in a floppy hat and sunglasses, ostensibly to hide from her current flame's ex, Madonna, who was also in attendance. She needn't have bothered: Madonna "literally didn’t care" about Hudson's presence, a witness, whom we can only assume is Andrew Cuomo, told the Daily News. "She doesn’t need to compete with Kate, because she will always be Queen Bee." Snap. Kofi Annan lunched with a guest in the members-only Trustees Dining Room at the Met. Quintuple bypass be damned: David Letterman chomped on steak with staffers at Uncle Jack’s Steakhouse. Stavros Niarchos had to wait to get into the Hamptons' sceney Lily Pond Saturday night, because no one at the door knew who he was.

Isabella Rossellini, Elvis Costello, and Lizzi Bracco caught Roberto Benigni in Dante's Divine Comedy at the Hammerstein Ballroom. Victoria's Secret model Fernanda Motta partied at Pink Elephant in Southampton for her birthday Saturday night, while Joan Allen hit the dance floor at Touch. Though I'm a Celebrity, Get Me Out of Here has barely begun filming, Spencer Pratt and Heidi are already whining, bitching, and trashing other "celebrities" on the show. Angry vegetarian Pink is out to get Kanye West because he "wouldn't shut up about how much he loved fur" at Stella McCartney's Paris fashion show. Russian seductress and Entourage guest star Irina Voronina started snickering in her native tongue when Adrian Grenier and the rest of the cast made her "feel like a piece of meat." She was then fired and instructed to leave the set, in the middle of the night on the Sunset Strip. LL Cool J likes to keep his pecs greased with baby oil.

The E Street Band's Clarence Clemons claims that Robert De Niro stole his classic "You talkin' to me?" line from Bruce Springsteen. Julian Lennon paid $34,000 for fellow musician-heir Kymani Marley's guitar at a gala in Monaco. Bill and Hillary Clinton have been house-hunting in Westchester. Giuseppe Cipriani was in negotiations with Russian billionaire (and boyfriend of Naomi Campbell) Vlad Doronin to open a Harry’s Bar in his Moscow hotel-condo development, but Doronin just decided to drop Cipriani and open a Buddha Bar instead. Life.com has released some sultry never-before-seen photos of Marilyn Monroe in honor of what would have been her 83rd birthday.

Angelina Jolie is back in action on the set of Salt after bumping her head on Friday. American Idol runner-up Adam Lambert wants to play Judas in Jesus Christ Superstar, even though no one's offering him the role. Businessman Michael Caridi is suing Danny DeVito, claiming DeVito is refusing to pay the $500,000 fee he promised him as a backer of his upcoming Pierce Brosnan and Morgan Freeman film. Britney Spears dropped $168 on six customized sparkly pasties and panties. Billy Bob Thornton's estranged daughter has been charged in the death of a 1-year-old she was babysitting. Jennifer Hudson is pregnant. Proof that Twitter has far surpassed the TMI barrier: Kimora Lee Simmons tweeted her way through the birth of her baby boy: "Having contractions now! Ooo-wee! It's like WHOA!"