The UK's biggest country music festival will take place across Belfast, Glasgow and London on March 8-10.
The queen of americana brings her playful pop sensibilities to London and stuns the crowd into silence
The project will feature Worthington's second collaboration with his Big Loud labelmate, Ernest.
Also set to perform at the Oregon country music extravaganza is Charley Crockett, Willie Nelson & Family, 49 Winchester, Luke Grimes, Turnpike Troubadours, Morgan Wade and more.
They'll be joined by the likes of Blake Shelton, Carly Pearce, Kelsea Ballerini and Keith Urban.