2016 Starkey Hearing Foundation So The World May Hear Awards Gala [Getty Images]

ST PAUL, MN - JULY 17: Johnny Depp and Alice Cooper from The Hollywood Vampires sign a guitar after performing at the 2016 Starkey Hearing Foundation "So the World May Hear" awards gala at the St Paul RiverCentre on July 17, 2016 in St Paul, Minnesota. (Photo by Adam Bettcher/Getty Images for Starkey Hearing Foundation)

Getty Images Entertainment Adam Bettcher