TROOPING The Colour is an annual pageant in the heart of London which marks the Queen's official birthday.
But when will the spectacle be broadcast on TV and how long does the coverage last for? That and all your other questions are answered below.
When is Trooping The Colour on BBC One?
Trooping The Colour will be broadcast on Saturday (June 8) from 10.30am until 1.05pm on BBC One.
The show will be presented by Huw Edwards, who also fronted the Royal Wedding coverage, with reporting by JJ Chalmers.
The parade marks the official birthday of Queen Elizabeth II .
You can catch up on all the action from the parade online with the BBCiplayer shortly after broadcast.
When is the Queen's birthday?
The Queen has two birthdays.
Trooping The Colour marks her OFFICIAL birthday which is always the second Saturday in June.
But her real birthday is April 21 which is celebrated privately and marked with gun salutes in London at midday in Hyde Park, Windsor and the Tower Of London.
The birthdays of British Sovereigns have often been celebrated on a day other than their real birthday so they can take place in the summer.
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What happens in the Trooping The Colour parade?
Trooping The Colour is a parade performed by the 1st Battalion Coldstream Guards on Horse Guards Parade.
More than 1,400 officers and men are involved with 200 horses and 400 musicians.
The procession has taken place every year the current Queen has reigned apart from 1955 when it was cancelled.
The climax is the fly-past by the RAF when the Queen is joined by other members of the royal family on the balcony of Buckingham Palace.