Adrian Grenier Parties With Axl Rose!
-- Adrian Grenier hanging out with Guns N' Roses rocker Axl Rose and sipping on Remy Martin V at Baoli in Miami.
-- Jillian Michaels helping to unveil The SodaStream Cage Exhibit: "Unbottle America" in Chicago.
-- Tom Hanks and Rita Wilson watching their son Chet Haze give a private performance of his song "Hollywood" from Nima Yamini's table at Greenhouse in NYC.
-- AnnaLynne McCord hosting a pre-engagement beauty bash for her sister Angel and stylist Mika Fowler at Gavert Atelier Hair Salon in Beverly Hills.
VIDEO: AnnaLynne McCord's costar spills 90210's biggest secrets
-- Prince Harry talking to a bevy of Brazilian beauties while drinking Leblon Caipirinhas in Rio de Janeiro.
-- Model Angela Martini hanging at a table with friends during the Peggy Siegal Company party for Jeff, Who Lives At Home, sponsored by The Hollywood Reporter and Fiji Water at Sons Of Essex in NYC.
-- Celebrity caterer Andrea Correale surprising Mob Wives star Ramona Rizzo with a birthday cake at Long Island's Sugar Dining Den & Social Club.
-- Rihanna hanging with Wale as DJ Phresh spun at Avenue in NYC.
-- Bethenny Frankel drinking her new Skinny Girl Vodka during date night with hubby Jason Hoppy at Bowlmor Lanes in NYC.
VIDEO: Bethenny Frankel jokes about snorting diet pills
-- Jonah Hill cracking up fellow comedians Jason Segel and Andy Sandberg during the SNL after party at Primehouse in NYC.
-- Jennifer Aniston and Justin Theroux stopping by Bowery Coffee for a java fix in NYC.
-- Brittany Snow celebrating her birthday with friends at Sherbourne in L.A.
-- Chris O'Donnell nabbing some hot dogs during the Windy City West culinary event at M Street Kitchen in Santa Monica, Calif.
-- Josie Loren having lunch at Fuku Buger in Hollywood.
-- Ewan McGregor and Minnie Driver spotted having cocktails with friends at Scarpetta in Beverly Hills.
-- Avril Lavigne having drinks with a group of her guy friends at Rock & Reilly's.
-- Justin Timberlake -- currently filming in Trouble with the Curve -- enjoying some southern fried chicken while at a dinner with friends at South City Kitchen in Atlanta.
PHOTOS: How Justin Timberlake and Jessia Biel fell in love
-- Jesse Metcalfe playing poker at the launch of the World Poker Tour Foundation Playing for a Better World charity event at the SLS Hotel in L.A.
-- Diddy enjoying a manicure and pedicure with his adorable daughter at Bliss Spa in Miami, Florida.
-- Bestselling author Emily Giffin introducing her new book, Where We Belong, at a cocktail party at Petrossian in NYC.
