Demonstrating her growing confidence as a public figure, Kate got glowing reviews when she stepped in for Prince Charles with just 24 hours' notice for her first official solo engagement on Oct. 26, 2011. At the dinner at Clarence House in London to benefit In Kind Direct, the Duchess "spoke to every single guest," the charity's chief executive Robin Boles told PEOPLE. "She was completely natural, professional and charmed everyone."
LONDON, UNITED KINGDOM - DECEMBER 06: (EMBARGOED FOR PUBLICATION IN UK NEWSPAPERS UNTIL 48 HOURS AFTER CREATE DATE AND TIME) Catherine, Duchess of Cambridge arrives for a Gary Barlow concert in support of The Prince's Trust and The Foundation of Prince William and Prince Harry at Royal Albert Hall on December 6, 2011 in London, England. (Photo by Indigo/Getty Images)
Middleton hosted her first official solo engagement on Oct. 26, 2011. She chose a silver Amanda Wakeley gown to fete In Kind Direct, a charity founded by Prince Charles in 1996. www.time.com/time/photogallery