Spotted!

On Monday, Dec. 8, Ryan Seacrest hosted a private dinner at The Ivy in L.A. for NBC's upcoming series Momma's Boys, which was produced by Seacrest Productions.  The female contestants and the show's moms attended the private dinner, with special guest Perez Hilton.  Momma's Boys premieres Dec. 16, at 10pm, following the Biggest Loser finale. 

Actress Lisa Edelstein was seen in Screaming Mimis Vintage store in NYC picking up some Conscious Matter earrings.

Kevin Costner with seven friends, including his wife, dining at Ono in the Gansevoort Hotel in NYC. He showed up at 12 am and after dinner Kevin asked the manager to show his the entire restaurant as he loved the décor!

Supermodel Alessandra Ambrosio spotted supporting a good cause at the Dylan George event for Toys for Tots at Live! On Sunset in L.A.

Nicole Scherzinger, dripping in Haute Betts jewels, hitting Beso in L.A. after the Bebe Launch of the new Pussycat Doll collection.

Pete Wentz sipping Veuve in a cabana at W Scottsdale.

Kristin Dunst at intimate Miami club Bella Rose until 5am three nights in a row.

Benji Madden having a Muscle Melter deep tissue massage at Drift Spa at Palms Place in Las Vegas.

Pam Anderson and Stephen Dorff getting cozy at LIV nightclub in the Fontainebleau Hotel in Miami.

Nip/Tuck star Kelly Carlson shopping at the Ralph Lauren store at The Palazzo Shoppes in Las Vegas.

Deanna Pappas dancing to music by DJ AM at Shrine at MGM Grand at Foxwoods.

Boxer Manny "Pacman" Pacquiao drinking Ciroc Vodka at the MGM Grand Garden Arena for his Ciroc-hosted after-party celebrating his victory over Oscar "Golden Boy" de la Hoya.