Catherine, Duchess of Cambridge arrives for her departure at Los Angeles International Airport on July 10, 2011 in Los Angeles, California. (Photo by John Shearer/WireImage)
SANTA BARBARA, CA - JULY 09: Catherine, Duchess of Cambridge arrives at the Foundation Polo Challenge held at the Santa Barbara Polo and Racquet Club on July 9, 2011 in Santa Barbara, California. (Photo by Steve Granitz/WireImage)
Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge arrive at LAX Airport on July 8, 2011 in Los Angeles, California.
