William and Catherine at Trooping of the Colour Parade [PHOTOS]

Catherine, the new Duchess of Cambridge, was present as Prince William, Duke, attended his first parade of color at Buckingham Palace on Saturday.

The ceremony and parade marks the official celebration of the monarch of England (even if Queen Elizabeth II 85th Birthday was real in April).

William wore his uniform of marriage - and a bearskin hat for the big parade.

Catherine - herself an avid big hats - seen with Prince Harry and other royals after the procession the whole family gathered on the balcony to acknowledge the crowd and watch a military overflight.

See pictures below!