Haute Event: Lacey Chabert Celebrates Her Birthday at Holsteins, Gallery Nightclub

“Party of Five” actress Lacey Chabert celebrated her 30th birthday at Holsteins Shakes & Buns at the Cosmopolitan of Las Vegas with a star-studded group.

Ali Fedotowsky of “The Bachelorette,” Amy Davidson of “8 Simple Rules, “Kaley Cuoco of the “Big Bang Theory” and Hilary and Haylie Duff were among the stars who joined Chabert for dinner.

After dinner Chabert and her girlfriends including Fedotowsky and Davidson headed to Gallery Nightclub at Planet Hollywood Resort to dance the night away.

Also spotted, singer Bruno Mars dined at Holsteins on Sunday. Mars and his guests sipped on the Chocolate Malt, Vanilla Milkshake, non-alcoholic Oreo and non-alcoholic Grasshopper.

Click on the photos below to enlarge.

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