Blue and Green

With the holiday weekend among us, stars like Alyson Hannigan and Eva Longoria were spotted celebrating with family and friends. Rita Ora also enjoyed her Friday by partying in London with Calvin Harris. Check out the OK! Quick Pics gallery below to see what else your favorite celebrities were up to today! News: Jennifer Hudson Signed as Judge on 'American Idol'—But She's Not the Only Returning Alum! Watch: Why is Lena Dunham So Angry? Photos: Cute Team Gear for the Fashionista Sports Fan What do you think of Rita Ora's new colorful highlights? Tell us in the comments and tweet us @OKMagazine!

Sexy Hair’s Jennifer Parks presenting Giuliana Rancic with her “Caring is Sexy” award at The Gracie Awards in Beverly Hills. Louise Roe hosts the 25th anniversary celebration of Ted Baker London with Refinery29 at the brand’s Fifth Avenue flagship store. Jennifer Hudson picks up some colorful summer chiffon dresses, tops and bracelets at the bohemian chic Johnny Was store at The Grove in Los Angeles. The View’s Sherri Shepard hosts Jacob’s Cure “Dream Big” Gala. Real Housewives of Orange County’s Tamra Barney celebrates her bachelorette party hanging with friends and her fiancé Eddie Judge at Azure Luxury Pool at The Palazzo Las Vegas. Black Eyed Peas member Apl.De.Ap collected his award at the "Nerium International TIME FOR HOPE GALA" at the Beverly Wilshire Hotel.  The event was sponsored by Mulberry Love, Tikkun Spa, ONEHOPE wine & smartwater.  Alexis Bellino, star of Real Housewives of Orange County was spotted leaving LaserAway Costa Mesa after a day of beauty & pampering. Alexander Skarsgard, Ellen Page, and Patricia Clarkson along with the cast of The East enjoyed their post wrap dinner at New York hotspot Stanton Social. Benicio del Toro smoking cigars and eating pizza at Worldview Entertainment's celebration for their films The Immigrant, Blood Ties and Jimmy P at Amy Sacco’s Bungalow 8 pop-up at the Carlton Beach during the Cannes FIlm Festival. Jamie Chung and Ken Jeong enjoyed Strawberry Lime Patron Popsicles at the Hangover III premiere party in L.A. Actress Katrina Bowden and new husband, Ben Jorgensen, mingled with guests at the Clos du Bois Calcaire Chardonnay event at the Frying Pan in NYC. SodaStream sponsored the FilmAid/Naked Heart Foundation Beach Ball gala in Cannes.  The fete was held at the exclusive Plage Royale on La Croisette and hosted by Clash of the Titans star, Natalia Vodianova. Alyssa Milano was spotted on her way to Jimmy Kimmel Live to promote her ABC show Mistresses. The former Charmed actress was wearing Haute Hippie silk trousers with embellishment from the designer’s Spring collection. Real Housewives of New Jersey’s Teresa Guidice enjoyed housemade guacamole, specialty house margarita and tres leches cake at Besito in Huntington on Tuesday night. Rapper Ludacris spotted sipping on Hennessy V.S at Greystone Manor in L.A. Ali Landry, 7 months pregnant, spotted shopping for celeb favorite Belly Bandit at the Juvenile Shop in Sherman Oaks, CA. Christina Ricci and her fiancé, James Heerdegen, were at the Revere Hotel in Boston to celebrate the launch of the hotel's new rooftop pool deck (Rooftop @ Revere) as well as the hotel's partnership with chic surf-and-swimwear line, Pret-a-Surf.  Emma Roberts spotted picking up 6 cupcakes at Sprinkles Cupcakes Beverly Hills.