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Maria Menounos was among the celebrities who helped Details magazine fete the twenty-two men and women included in their third annual Mavericks issue in Beverly Hills. Brooke Burns, Jamie-Lynn Sigler, and Don Cheadle were all on hand to nosh on tuna tartar and sipped on Grey Goose specialty martinis while waiting to play Maverick Kai Huang’s invention, Guitar Hero III: Legends of Rock.

—With reporting by Hayley Underwood and Nakisha Williams