-- Kellan Lutz hanging out with Nine Zero One Salon's owner Riawna Capri at the salon's 2nd anniversary party in West Hollywood.
-- Pitbull hosting a lavish Labor Day Bash at Fontainebleau Miami Beach for the official launch of Voli Light Vodka.
-- Soleil Moon Frye celebrating her new book Happy Chaos with custom Crumbs cupcakes at a Divalysscious Moms event in NYC.
PHOTOS: What these celebs love most about being a mom
-- Reese Witherspoon sipping a cold beverage while wearing Juicy Couture's Poppy Fields dress at M Cafe in L.A.
-- Kourtney Kardashian and boyfriend Scott Disick enjoying cocktails with friends at SushiSamba Park in NYC.
-- Billy Crystal and Kelly Ripa Hosting a Benefit Ride at SoulCycle Tribeca to raise money for the National September 11 Memorial and Museum in NYC.
-- Pamela Anderson wearing a Mighty Fine "Hello Kitty - Save our Animals" t-shirt in L.A.
-- Christina Milian using Cottonelle Clean Care Toilet Paper to make fun wedding dresses for her friend's bridal party while hanging out at the Fiat Beach House in Malibu.
-- Matthew Morrison, Chace Crawford, Colton Haynes and JC Chasez surprising Shawn Pyfrom with bottles of Dom Perignon for the actor's 25th birthday at Arkadia in Miami.
-- Ice-T and wife Coco relaxing at the Capella Pedregal resort in Cabo San Lucas, Mexico.
VIDEO: Ice-T and Coco's marriage secret? "Jungle sex!"
-- Joe Jonas catching up with singer Kat DeLuna at Skam Artist's Sujit Kundu's birthday party at Beauty and Essex in NYC.
-- Audrina Patridge having dinner at 35 Steaks + Martinis at the Hard Rock Hotel & Casino in Las Vegas.
-- Justin Timberlake joining his Tennman artist FreeSol for a surprise performance of "Hoodies On, Hats Low" to celebrate his 901 Tequila at Southern Hospitality in Hell's Kitchen, NYC.
-- Miley Cyrus and boyfriend Liam Hemsworth picking up some A|X Pima Tees at the Armani Exchange in Pasadena, California.
VIDEO: Snooki and Ronnie get lost in Italy
-- Ryan Reynolds, in town to film R.I.P.D. with Jeff Bridges, joining a male friend for drinks at the newly opened Brahmin American Cuisine & Cocktails in Boston’s Back Bay neighborhood.
-- Jersey Shore's Ronnie and Rob Dyrdek at a table together enjoying their Labor Day Weekend at FLUXX nightclub in San Diego.
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