The Saturday sees a rock legend perform
Newsom will headline the Friday (August 17) and former Led Zeppelin frontman Plant will headline on the Saturday (August 18).
The event takes place at Glanusk Park in the Brecon Beacons, Wales, from August 17 -19.
There will be music late on into the night with more campfire ceilidhs and an increased capacity as the site expands into the parkland areas, with a larger second stage and DJ tent.
The campsite opens on August 16.
To check ticket availability and get all the latest listings, go to NME.COM/GIGS now.