Hozier, Alt-J and The Chemical Brothers have been announced as Longitude headliners
The festival, which is held in Dublin's Marley Park returns from 17 until 19 July this year.
Bray star Hozier headlines the first night. The Wicklow man is currently on a a sold out tour of Europe and the USA. After 17 weeks his self-titled debut album currently sits at # 2 in the Irish album chart.
On Saturday 18th Mercury Prize winners Alt – J bring their indie fused sound to the festival. The UK band released their sophomore record This Is All Yours last year to critical acclaim, following the bands Mercury Prize winning debut An Awesome Wave.
Bringing the festival to a close on Sunday 19th are the original big beat pioneers of dance music The Chemical Brothers.
Joining the headliners are Caribou, SBTRKT, Wild Beasts and Jungle. Other bands confirmed for the festival include Little Dragon, winners of Mercury Music Prize 2014 Young Fathers and rising Canadian producer Kaytranada.
Other acts confirmed include Scottish electro producer Hudson Mohawke, edgy alt-rock outfit Wolf Alice, punk duo Slaves, homegrown act GirlBand.