Jenny McCarthy Rockin' Out With Old Navy In NYC

--Jenny McCarthy snacking on the new Tortilla popchips while hosting the Old Navy Rockstar Fashion Show in NYC.

--Chelsie Hightower supporting her DWTS All Stars partner Helio Castroneves during the IZOD IndyCar Series MAVTV 500 World Championship race at Auto Club Speedway in Fontana, CA.

--Katrina Bowden enjoying champagne with fiance Ben Jorgensen at Mulberry Project in NYC.

--Kate Gosselin wearing a Marchesa gown to close Derek Warburton's ''Real Fashion, Real Women'' show for Bottomless Closet charity in NYC.

--Karina Smirnoff and Kym Johnson catching up over a hand of poker at the 4th Annual 'Get Lucky for Lupus LA' Poker Tournament in L.A.

--Russell Simmons partying like ''old best friends'' with ex-wife Kimora Lee Simmons at the launch of Argyleculture's 2012 menswear collection at Lil Charlie's in NYC.

--Kim Kardashian hugging and chatting about fashion with Stacy Keibler at the Marchesa Spring 2013 fashion show, sponsored by Fiji Water, in NYC. 

--Giuliana Rancic educating women about the importance of early breast cancer detection at the ''Do It For the Girls!'' Day of Action in NYC.  

--Kid Rock playing the piano for a 15 minute impromptu performance during dinner at the Palm West in NYC.

--Wendy Williams and Kristin Chenoweth picking out their custom Crystal Icing iphone cases at the VIP Allure Lounge in NYC.

--Michael Phelps enjoying dinner with a large group of friends at the Dream Downtown's Marble Lane restaurant before heading up to PH-D Rooftop Lounge where he danced the night away with girlfriend Megan Rossee in NYC.

--Pete Wentz snuggling up to girlfriend Meagan Camper in Chicago at the Annual Green Tie Ball, benefiting Chicago Gateway Green. 

--Ryan Guzman sipping Svedka Vodka at his 25th birthday party at AV Nightclub in L.A.

--Miley Cyrus and Liam Hemsworth enjoying a private group dinner at hotspot Mercato di Vetro in L.A.

--Bruce Willis picking up a new pair of Dior Homme 148 shades with his wife, Emma Heming, and baby girl at Solstice Sunglasses in the Time Warner Center in NYC.

--Vanessa Hudgens, Kevin Jonas and Kat Graham previewing Wonderbook: Book of Spells and All Stars Battle Royal at the PlayStation Lounge at Variety’s Power of Youth Event in L.A.

--India de Beaufort sitting front row next to Abigail Breslin at Nanette Lepore's Fashion Week show in NYC.

--Emma Kenney receiving an Aunt Joys cake on the set of Shameless for her 13th birthday in L.A. 

--Nicole Richie dancing up a storm at the Tracy Anderson Method studio in Studio City, CA.

--Will Forte belting out James Ingram's ''Just Once'' during the closing performance for the Sweet 8th Anniversary Show with Seth Herzog at The Studio in Webster Hall in NYC.

--Beau Garrett and Ashley Madekwe checking out some new looks from UGG Austrailia's Fall '12 collection during a party at the location at South Coast Plaza in Coasta Plaza in Costa Mesa, CA.

--Jewel performing during a charity event organized by James Brennan, to support Rachel's House which provides services for homeless women and children, at the estate of Joan Waitt in La Jolla, CA.

--Wilmer Valderrama drinking Don Julio 1942 at the brand's Mexican Independence Day celebration at a private mansion in Houston, TX.

--Joe Jonas having a boys' night out at Katsuya Hollywood, Blok, and Sayers Club.

--Pitbull enjoying a Tartare Sampling Platter while having lunch at PM restaurant in Miami.

--Lauren Conrad signing a giant Tic Tac mints pack (which will be donated to CancerCare for an upcoming auction to raise money for the organization) at the Daily Style Sessions in NYC.

--Cher getting cheered on while she peddled through the final hour of a four-hour cycle event hosted by Equinox and Chrome Hearts called Cycle For Heroes to benefit The Heroes Project on the Santa Monica Pier in L.A.