Pre-Wimbledon Players' Party

Bethanie Mattek-Sands

No stranger to bold fashion statements, Bethanie Mattek-Sands stole the spotlight at Thursday's annual pre-Wimbledon party with a flamboyant tennis-inspired gown. The 26-year-old American, who is seeded at a Grand Slam for the first time in her career at No. 31, commissioned designer Alex Noble -- best-known for his work with Lady Gaga -- to create the attention-grabbing dress. Here's a look at some of the other tennis stars and VIPs who attended the bash at the Kensington Roof Gardens in London.