LONDON, ENGLAND - JUNE 25: Petra Kvitova attends the annual WTA Pre-Wimbledon Party presented by Dubai Duty Free at The Roof Gardens, Kensington on June 25, 2015 in London, England. (Photo by Eamonn M. McCormack/Getty Images for WTA)
LONDON, ENGLAND - JUNE 25: Petra Kvitova attends the annual WTA Pre-Wimbledon Party presented by Dubai Duty Free at The Roof Gardens, Kensington on June 25, 2015 in London, England. (Photo by Eamonn M. McCormack/Getty Images for WTA)