Popsugar Celebrity A Star Is Born Lady Gaga and Bradley Cooper Performing at Glastonbury 2019? Tell Me Somethin', Girl — Lady Gaga and Bradley Cooper Might Be Performing at Glastonbury 24 June 2019 by Kara Kia View On One Page Photo 1 of 5 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 1 Previous Next Start Slideshow A Star Is BornBradley CooperLady GaGa