The full list of the acts confirmed for the Capital FM Summertime Ball at Wembley Stadium on 9th June have been announced. Katy Perry, Coldplay, Justin Bieber and Usher are among the artists set to perform.

The fourth edition of the event will take place at Wembley Stadium .

In what promises to be the music event of the summer featuring the biggest international stars in hit music today, those four artists will be joined by Kelly Clarkson, Ed Sheeran and Jessie J.

This year's Summertime Ball line-up also features Example, Flo Rida, Pitbull and The Wanted, who will perform at the event for the third year in a row.

Tickets for the event are on sale here or by calling 0330 33 33 958.