– Audrina Patridge waving the green flag prior to start of the NASCAR Sprint Cup Series Pepsi 500 in Fontana, CA.
– Dennis Quaid and his band The Sharks performing at Aqua Restaurant & Lounge in Beverly Hills, CA.
– Kim Kardashian arriving in a Volkswagen TDI Clean Diesel Tourareg to the the Hollywood Style Awards in LA.
– Michael Bolton bringing a black tie crowd to its feet by singing in Italian at the Alfred Mann Gala in Santa Monica, CA.
– India.Arie celebrating her birthday with Brooke Shields at the U2 concert in Atlanta.
– Emmy Rossum eating cotton candy at the grand opening of W Hotel Washington DC.
See the day's top celeb photos.
– Dennis Rodman drinking a Grey Goose cocktail at Asian restaurant Sunda in Chicago.
– Hugh Jackman and the Scissor Sisters rocking out at Kylie Minogue's show at NYC's Hammerstein Ballroom.
– Mischa Barton hanging out at the SONY VAIO launch event at Guastavino's in NYC.
– Nick Lachey dining at Fornelleto at Borgata in Atlantic City on a break from the national Winnit.com Everybody Wins Tour.
– Alessandra Ambrosio taking a break from Victoria's Secret Fashion Model search to show her daughter the shark tank at the Hotel Gansevoort South Beach.
– Kelly Bensimon chatting with Jill Zarin's mother Gloria at Alene Too in Boca Raton, FL.
– Michael Imperioli enjoying a panini and a glass of red wine during a solo lunch at Scuderia in NYC.
– Vince Vaughn hanging with Chicago Bears quarterback Jay Cutler at Stone Lotus in Chicago.
