Mario Lopez, Britney Spears, Hilary Duff and More Spotted Out and About—Week of May 10

By:Jaime Rabb

May 10 2013, Published 5:18 a.m. ET

Mario Lopez checked out the daytime party scene from TAO Beach’s grand cabana at the season opening in Las Vegas.
American Idol’s Diana DeGarmo and Ace Young celebrated the 2013 Season Grand Opening of Azure Luxury Pool at The Palazzo Las Vegas.
Hilary Duff with husband Mike Comrie and a group of 10 dined at Andrea’s, the celebrity hotspot in Encore at Wynn Las Vegas.
Reggie Bush enjoyed a guy’s night out while popping bottles of champagne at AV Nightclub in Hollywood on Friday, May 4.
While promoting The Great Gatsby, Ilsa Fisher took a much-needed break at Cycle House, LA's premier philanthropic cycling studio.
E! host Giuliana Rancic shined in Maria Canale for Forevermark Diamonds Diamond Drop Earrings with cushion Forevermark Diamonds and Pink Pave Diamonds at the Punk: Chaos to Couture Costume Institute Gala 2013.
Brooke Burke-Charvet and her son enjoyed Wendy`s new Frosty Waffle Cones in Los Angeles.
LaLa Anthony provides some added comfort by donating Dr. Scholl's Massaging Gel Insoles to construction workers at the Seaside Heights boardwalk who are working tirelessly on the rebuilding efforts after Hurricane Sandy.
Parenthood’s Michael B. Jordan, Lupus LA Ambassador, was the first to stand up and encourage the crowd of 500 to give a standing ovation for pediatric Lupus LA patient, Andrea Moreno at the 13^th Annual Lupus LA Orange Ball in Beverly Hills on Thursday evening.
Eva Longoria, along with pals EXTRA host Maria Menounos and Gossip Girl’s Michelle Trachtenberg celebrated the winner of the Lay’s “Do Us A Flavor” contest – Cheesy Garlic Bread.
Lucy Liu, star of Elementary, stopped by to check out the latest in beauty at Bluemercury Union Square with her boyfriend.
Paris Hilton spotted wearing an Issa London dress at The Ivy in L.A. with River Viperi on May 7.
Britney Spears dined at The Cheesecake Factory in Thousand Oaks, CA on Wednesday, May 8 with a guest and enjoyed salad for lunch.
Rapper Nas took his son for a treat at Ice Cream Lab in Beverly Hills after getting a haircut.
Dancing with the Stars’ Cheryl Burke celebrated her birthday with friends Kelly Monaco and Shanna Moakler at Mercato di Vetro in West Hollywood.
Vanessa Hudgens was spotted cuddling with boyfriend Austin Butler at Hyde Staples Center during The Rolling Stones concert.