There’ll be performances from actors, musicians, bands, dancers and the military and the event has been designed to reflect The Queen’s love of horses, her connections with the Armed Forces and the Commonwealth.
The Queen is Head of State to sixteen Commonwealth nations, and the show has been designed to reflect all of these countries.
Musicians, dancers, choirs, actors - and the military - all playing a part in this unique celebration - as ITV Meridian presenter Fred Dinenage has been finding out.
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Philippa has the outlook for the week ahead
A vigil has been held to remember the three victims of the terror attack in Reading.