Duchess Kate watched acrobatic show on 31st b'day
Duchess of Cambridge Kate Middleton celebrated her 31st birthday by watching acrobats from famous circus troupe Cirque Du Soleil perform.
Among the other attendees of the show were Prince William, Kate's family and some of her closest friends.
The group had the best seats in the house as they watched the spectacular Cirque du Soleil's Kooza show at the Royal Albert Hall, People magazine reported.
With William, 30, beside her, Kate was spotted clapping and laughing at the show, and an observer reported that she was looking "happy and radiant."