HOLLYWOOD, CALIFORNIA - DECEMBER 04: (L-R) Rick Allen, Tommy Lee, Vivian Campbell, Joe Elliott, Bret Michaels, Phil Collen, Rick Savage, Rikki Rockett, C.C. DeVille, Nikki Sixx, Vince Neil, Mick Mars, and Bobby Dall attend the Press Conference with Mötley Crüe, Def Leppard, and Poison announcing 2020 Stadium Tour on December 04, 2019 in Hollywood, California. (Photo by Kevin Winter/Getty Images)