02/19/2009 at 03:45 PM EST
, causing chaos as female fans furiously snapped pictures of the heiress while she applied makeup in the ladies' room at Indochine in New York. There to celebrate the Vladimir Restoin-Roitfeld Collective Hardware photography exhibition, Hilton was joined by guests like a baseball cap-sporting Leonardo DiCaprio
and Claire Danes
at the super-packed soiree. The makeshift dancefloor was so crowded, in fact, revelers tipped over the 10 ft.-tall plants!
, showing off the fruits of his recent shopping trip at New York's vintage haven What Comes Around Goes Around at the 3.1 Phillip Lim runway show
. The rapper – and fashion fan – snagged a vintage military jacket while browsing at the store's new appointment-only Vault, located just below the SoHo boutique.
, grabbing sushi at Katsuya Brentwood during a date night with Liev Schreiber
. The happy parents weren't tucked away at all, sitting out in the open of the dining room, an onlooker says, and seemed really into their conversation.
and Penn Badgley
, loading up on bath and beauty products at Lush Cosmetics on New York's Upper West Side. "They were in the store for over an hour," a source says. "They were really sweet." Among their purchases: Manage Too Massage Bars and Buffy Body Butter.
, showing off photos of her dog on her BlackBerry over a late lunch with Amanda Bynes
and other friends at Fred's at Barneys New York in the Big Apple. They each ate a bowl of chicken noodle soup, split tuna tartare, then Tractenberg had a sandwich and Bynes had a salad.
New Dancing with the Stars contestant Lil' Kim
, chatting with Khloe Kardashian
and other friends during a party at West Village hot spot Casa La Femme. According to a source, Lil' Kim looked amazing. "She has definitely lost weight," the source says. "She was actually really happy [and] sat at a private table with some friends" as belly dancers gyrated around the fire pit.
By JOEY BARTOLOMEO, DAVID CAPLAN, JENNIFER GARCIA, LESLEY MESSER and ABBY STERN
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