—Katherine Heigl scooping up colorful BUILT wine totes and iPad cases at the Kari Feinstein Style Lounge in Park City, Utah, while wearing Koolaburra Natalia boots.
—Drew Barrymore having dinner with husband Will Kopelman and his parents Arie and Coco at Arlington Club in NYC.
—Lil' Jon and his friends catching the Baltimore Ravens and New England Patriots NFL game at Paige Hospitality Group's Annual Football Viewing Party Sponsored by Element Electronics and Moët-Hennessy in Park City, Utah.
—Reese Witherspoon shopping for some new pairs of jeans – she bought the Verdugo Ultra Skinny in Benny, Twilight and Black Overdye! – at Paige Denim in Brentwood, CA.
—Kerr Smith drinking a DISARONNO Italian American cocktail while browsing at the Miami Lounge gifting suite in Park City, Utah.
—Olivia Palermo running errands bundled up in a black Woolrich John Rich & Bros Arctic Parka in a chilly NYC.
—Nicky Hilton dancing with boyfriend James Rothschild at The Pool After Dark at Harrah's Resort in Atlantic City, NJ.
—Amanda Seyfried hitting up the Variety Studio and immediately going to play with "Fetta" their unofficial mascot in Park City, Utah.
—Adrian Grenier showing off his strength and testing his skills on Wii Fit U at the Nintendo Lounge in Park City, Utah.
—Courtney Lopez getting her bangs cut at the Sundance Dove® Color Care Salon in Park City, Utah.
—Josh Radnor, Kathryn Hahn, and Juno Temple promoting their Sundance film, "Afternoon Delight," at CW3PR's RE:treat in Park City, Utah.
—AnnaLynne McCord wearing an Elie Tahari floor length parka and carrying a Sequoia-Paris gold handle bag as she arrived at LAX after a quick trip to Park City, Utah.
—Kristen Bell checking out ACTIVATE water while at Rock and Reilly's in Park City, Utah.
—Krysten Ritter turning heads while dressed in a form-fitting black Stop Staring! Dress at Beck's Sapphire launch event in Beverly Hills.
–Jesse Williams hosting a live chat about his new film ''They Die By Dawn'' at DELL’s #Inspire 100 Lounge in Park City, Utah.
—Paris Hilton checking out the new social shopping site, Wishclouds, at the MorningStar Farms ChefDance in Park City, Utah.
–BET GALA host Wayne Brady doing an impromptu freestyle performance with beat box legend Doug E Fresh at the BET inaugural gala in Washington D.C. (watch it here! http://youtu.be/QvC5enD5Xns).
–Octavia Spencer getting dolled up in the COVERGIRL Beauty Bar before being treated to a jacket by Sean John Clothing at The TR Suites in Park City, Utah.
—Meagan Good enjoying dinner with friends at NYC's Meatpacking hotspot TOY.
—Chrissy Teigen wearing a show-stopping red gown at the Belvedere Vodka and V Magazine party in Washington D.C.
—Geoff Stultz listening to Asher Roth spin at Scooter Braun's football party that benefitted Pencils of Promise at Rock & Reillys in Park City, Utah.
—Karina Smirnoff getting tips to keep her hair color vibrant at the Dove Color Care Salon in Park City, Utah.
—Jay Z sampling some appetizers including lobster tacos and chicken meatballs with a friend at Beauty & Essex in NYC.
—Matt Bomer and Taraji P. Henson hanging at the Svedka sponsoried Creative Coalition's Inaugural Ball at the Harman Center For The Arts in Washington D.C.
—Jack Huston supporting friends at the launch party for new production company Black Label where guests sipped BLK water in Park City, Utah.
—Cameron Diaz and Naomi Campbell splitting a a 24oz Bone in Rib Eye with two other friends at Zuma in Miami.
—Sal Masekela enjoying Hennessy V.S cocktails at a private “Dinner with Bevy” for The Blackhouse Foundation during the Sundance Film Festival in Park City, Utah.
—Tony Danza enjoying Bulleit Bourbon cocktails while mingling with guests at the ChefDance dinner series at Sundance Film Festival in Park City, Utah.
—Alessandra Ambrosio and Jamie Mazur sipping Patron Tequila cocktails at Udi's Gluten Free Table in Park City, Utah.
—Jef Holm partying at TAO Nightclub at Sundance with a group of girls in Park City, Utah.
–''Dexter'' star Julie Benz visiting the Jonathan & George Salon in Beverly Hills to glam up for Golden Globes weekend.
—Brett Davern and Beau Mirchoff from MTV's hit show Awkward kicking off a "guys weekend" at The Palazzo and The Venetian with dinner at Rattlecan in Las Vegas.
—Robin Thicke out supporting Bow Wow and JB Smoove at the BET after party for ''Real Husbands of Hollywood'' at the 40/40 Club in NYC.
—Ryan Seacrest grabbing dinner with Kim Kardashian and Kourtney Kardashian on the private third floor of Bill's Food & Drink in NYC.
—Carmen Electra hosting the Markus + Indrani Icons photography book launch in L.A.
–Real Housewives of Beverly Hills' Brandi Glanville, Lisa Vanderpump and Taylor Armstrong mingling with fans at KIIS FM's Oranum Girls Night Out at Sur Lounge in West Hollywood.
–Newly crowned Miss Universe, Olivia Culpo, attending Tanya Zuckerbrot's book launch party for The Miracle Carb Diet at Azure in NYC.
—Stacy Keibler, Kate Upton and Ashley Greene flying in for the grand opening of Andrea's restaurant at the Wynn Las Vegas.
—Mario Lopez picking up Lauren Rae Levy's Macaron Magnifique treats at TR Suites at Sundance.
—Rihanna and Chris Brown cozying up to each other at a table with Wiz Khalifa at The Emerson Theatre in Hollywood.
–"Real Housewvies of New Jersey" star Kathy Wakile throwing a birthday party for husband Richie Wakile and their daughter Victoria at NoMa Social in New Rochelle, NY.
—Rosario Dawson chatting with Wilmer Valderrama at the Moët & Chandon sponsored Voto Latino Inauguration party at Oya in Washington D.C.
For access to all our exclusive celebrity videos and interviews – Subscribe on YouTube!