The likes of Bleachers, Low and Boy Pablo will also perform at next year's festival
It comes amid a string of performances hyping up their forthcoming debut album
Baby Queen, ENNY, Priya Ragu and more are also up for the prestigious award
See the full list of new additions here
The duo performed four tracks from their upcoming debut album
The Isle Of Wight duo have announced a new set of tour dates too
Adele's all-conquering new album spells the premature end of music for 2021 — so let's use the break to make Wet Leg superstars instead
Berwyn, Bob Vylan and Wet Leg are also among the hundreds set to head to Groningen in January
Earlier this year, the song went viral