VIP SCENE: Olympian Nastia Liukin Greets Sick Hospital Patients in Boston

--Olympic gold medalist Nastia Liukin striking a pose with Sara and Emily at Children's Hospital Boston during the Mix Cares for Kids Radiothon.

--Mercy costars Kerry Washington and Michelle Trachtenberg enjoying Robin Thicke's performance at the Patron-sponsored Details Magazine 10th anniversary party atop the Standard Hotel in NYC.

--Whitney Port presenting her new line, Whitney Eve by Whitney Port, for UNITE Unveiled: Gen Art's "Fresh Faces in Fashion" hosted by Ken Paves at Shore Club's Sky Bar.

--Jenni 'JWOWW' Farley sticking to water and Red Bull at the Estate in Boston.

--Ashton Kutcher lending wife Demi Moore his jacket after a drink was spilled down her dress at bar210.

--Eva Longoria stopping by the Bing and MSN sponsored Hollywood Reporter party in LA.

--The Wire's Idris Elba celebrating his upcoming movie Thor at an intimate dinner hosted by Bevy Smith and Belvedere at the Chateau Marmont in West Hollywood.

--Gabourey Sidibe blowing a kiss to Lenny Kravitz at the Moet and Chandon-sponsored Precious luncheon at Asia de Cuba in the Mondrian Hotel in West Hollywood.

--Madonna celebrating photographer Tom Munro’s new book at a fete in West Hollywood.

--Christian Bale eating steak and eggs with his wife and daughter at Santa Monica restaurant LGO.

--Matt Lauer and his former co-host Katie Couric lunching at Le Caprice in NYC.

--Audrina Patridge with Julie Benz and some friends dining at Sam Nazarian’s Katsuya in Hollywood.

--Jeremy Renner toasting his film's success at the Summit/Vogue Pre-Oscar Party for The Hurt Locker at SKYBAR.

--Nicole Richie promoting her new clothing line Winter Kate at the Nordstrom South Coast Plaza in Costa Mesa.

--Mo'Nique sipping champagne at the Precious Oscar Luncheon presented by MAC Cosmetics at Philippe Chow in L.A.

--Rosario Dawson scooping up Fage Total 0% Yogurt with strawberries & honey, backstage at the Spirit Awards in L.A.

--Wilmer Valderrama attending a cocktail party for Emilio Estefan at the Renaissance Hollywood Hotel & Spa.