The Queen was honoured with a standing ovation as her Platinum Jubilee celebrations kicked off with a star-studded equestrian extravaganza featuring some of the world’s leading performers. Hollywood actors Tom Cruise and Dame Helen Mirren – once again playing a Queen of England – led the cast of entertainers who appeared in the first major event marking the Queen’s 70-year reign. The audience rose to their feet applauding and cheering when the monarch arrived at the arena close to Windsor Castle for the musical and theatrical romp across the centuries called A Gallop through History. • Subscribe to ITV News on YouTube: http://bit.ly/2lOHmNj • Get breaking news and more stories at http://www.itv.com/news Follow ITV News on Facebook: https://www.facebook.com/itvnews/ Follow ITV News on Twitter: https://twitter.com/itvnews Follow ITV News on Instagram: https://www.instagram.com/itvnews/