Christina Aguilera is back with a new single titled ‘Not Myself Tonight’. Confirmed on her official website Tuesday, March 23, “Not Myself Tonight” leads Aguilera’s anticipated album, “Bionic”. While the single has not actually been premiered, Aguilera did offer fans cover art for the single (pictured) Tuesday. Clad in leather and chains, Aguilera is also adorned with drawn on horns and a tail. “Bionic,” the album, is due in stores later this year.