Boy band Union J will headline Britain’s biggest family event, at British Summer Time Hyde Park in June.

The chart toppers will lead a long list of big name pop stars and kids’ entertainers on Sunday, June 28.

Other stars set to entertain on the day include: Cbeebies superstar Justin Fletcher, Britain’s Got Talent champions Callabro, Dick & Dom, Sam & Mark, SpongeBob, the Simpsons, Horrible Histories, Brainiac Live, Shaun the Sheep.

There will be a Teen Zone for fans to meet their favourite YouTuber and an Urban Arena with BMX, mountain biking and Parkour.

Dick & Dom said: ”We're really looking forward to being your twisted ringmasters of the main stage for this massive family event. We'll be bringing you the biggest names and best acts. It's going to be THE best day out for the kids.......and you!”

Tickets cost from £12.50 and Early Bird tickets go on sale at 9am on Wednesday (April 29). Go to bst-hydepark.com