NEW YORK, NY - AUGUST 26: Andrea Petkovic of Germany (L) and Mardy Fish (R) accept a certificate from Mike Janela Records, Manager for Guinness World Records (C), after partaking in an event to ... more 
NEW YORK, NY - AUGUST 26: Andrea Petkovic of Germany (L) and Mardy Fish (R) accept a certificate from Mike Janela Records, Manager for Guinness World Records (C), after partaking in an event to achieve a Guinness World Record for the most people to bounce a tennis ball on their racquet in one location prior to the start of the 2011 U.S. Open at the USTA Billie Jean King National Tennis Center on August 26, 2011 in the Flushing neighborhood, of the Queens borough of New York City. (Photo by Mike Stobe/Getty Images for USTA) less 
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Getty Images | Photo By Mike Stobe / Getty Images for USTA
Fri, Aug 26, 2011 12:57 PM EDT