Dizzee Rascal and Metro Station will also perform at the annual pop extravaganza, which is now in its seventh year.
Meanwhile, Alesha Dixon will return to the event for the first time since performing with Mis-Teeq in 2003.
This year's T4 On The Beach music festival takes place at Weston-super-Mare, Somerset on July 19. Tickets are on sale now.
Further acts will be announced in the coming weeks.