PSY, James Arthur and Rizzle Kicks are among the latest names added to the line-up for this year's Capital FM Summertime Ball.
Eleven new acts were confirmed for the event this morning (April 26), with the likes of Union J, Loveable Rogues and Rudimental also set to perform.
AlunaGeorge, Disclosure, Wiley, Duke Dumont and Charlie Brown currently complete the star-studded roster for the gig, which is set to take place at Wembley Stadium on June 9.
Taylor Swift, Robbie Williams, Jessie J, Olly Murs and The Saturdays are among the previously announced artists, with Justin Timberlake set to host the event.
Will.I.Am, The Wanted, Labrinth, Ellie Goulding and Lawson will also perform.

In total, 21 acts are due to perform at the bonanza - the most ever to take to the stage at the Summertime Ball in one day.

The likes of Justin Bieber, Cheryl Cole and Usher performed at the concert in 2012.

Tickets for the Capital FM Summertime Ball are on sale now.