Never Doubt Kate Middleton's Commitment to Sparkle Motion

Mommy and daddy went to a party.

Never Doubt Kate Middleton's Commitment to Sparkle Motion

LONDON, ENGLAND - SEPTEMBER 12: Catherine, Duchess of Cambridge and Prince William, Duke of Cambridge attend the Tusk Conservation Awards at The Royal Society on September 12, 2013 in London, England. (Photo by Danny E. Martindale/Getty Images)