Gallows have been announced as headliners for Underage Festival, which will take place at Victoria Park, Hackney, London on Friday 8 August.
Foals and The Horrors are confirmed join the punk rockers with Bonde Do Role, The Teenagers, XX Teens, Those Dancing Days and Wild Beasts all set for appearances at the strictly under 18's event.
Mystery Jets will perform at the festival for the second year in a row alongside Cheeky Cheeky and the Nosebleeds, Count and Siden, Sons and Daughters and Bombay Bicycle Club.
Other acts announced today include Florence and the Machine, Fryars, Ipso Facto, Glasvegas, Operator Please, Poppy and the Jezebels, Scum, Team Waterpolo, The Rifles and Domino DJs.
After the success of the inaugural event last year, organisers have increased the capacity by 2,000 with tickets already on sale for £23. They are available to buy here.