Radio 1 brings the biggest party of the summer back to the shores of the Foyle as Derry-Londonderry's Ebrington Square hosts 3 days of the brightest names.

Lineup:

24th May: Calvin Harris, Chase and Status Live, Dizzee Rascal, Rudimental Live, Pete Tong, B Traits, Zane Lowe, Danny Howard, Toddla T, MistaJam, Rita Ora, A$AP Rocky, J. Cole, Wiley, Maverick Sabre, Katy B, AlunaGeorge, Angel Haze.

25th May: Biffy Clyro, The Vaccines, Two Door Cinema Club, Labrinth, Foals, Ellie Goulding, Conor Maynard, The Saturdays, DJ Fresh, Kendrick Lamar, alt-J, Bring Me the Horizon, The 1975, Iggy Azalea, Kodaline, Laura Mvula, Frightened Rabbit.

26th May: Bruno Mars, Paramore, Thirty Seconds to Mars, The Script, Olly Murs, Jake Bugg, Wretch 32, Little Mix, Vampire Weekend, Disclosure, Bastille, Macklemore and Ryan Lewis, Everything Everything, Jessie Ware, Miles Kane, We Are The Ocean, HAIM.