The folk band performed a memorable set on the main stage of the festival last year, and are set to return. Electric Picnic has announced Amble will be joining the line-up for this year's festival, headlining Sunday alongside Fontaines D.C.With just three weeks to go until the festival, other acts added to the line-up include Van Morrison and Aaron Rowe. View this post on Instagram A post shared by Electric Picnic (@epfestival)Last month, festival organisers confirmed Lewis Capaldi would be the final Electric Picnic headliner, after fans spotted the festival date on merchandise at his Marley Park performance. This follows the release of their live album Live from Dublin II, in February this year, featuring ten tracks recorded live from their performance in Dublin's 3Arena. 1 on the Irish Album Chart with 14 tracks including 'Schoolyard Days' and 'Lonely Ireland'.