LAS VEGAS, NV – SEPTEMBER 19: (L-R) Singer Vince Neil, guitarist Mick Mars and bassist Nikki Sixx of Motley Crue perform onstage during the 2014 iHeartRadio Music Festival at the MGM Grand Garden Arena on September 19, 2014 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images for iHeartMedia)