From left, actors Melissa Rauch, Johnny Galecki, an audience member, and actors Kaley Cuoco, Kunal Nayyar and Linda Hart perform onstage at the 21st Annual 'A Night at Sardi's' to benefit the ... more 
From left, actors Melissa Rauch, Johnny Galecki, an audience member, and actors Kaley Cuoco, Kunal Nayyar and Linda Hart perform onstage at the 21st Annual 'A Night at Sardi's' to benefit the Alzheimer's Association at the Beverly Hilton Hotel on Wednesday, March 20, 2013 in Beverly Hills, Calif. (Photo by Jordan Strauss/Invision for Alzheimer's Association/AP Images) less 
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Associated Press
Thu, Mar 21, 2013 4:02 AM EDT