Nikki Sixx talks new Motley Crue music for 'The Dirt,' weighs in on Ariana Grande fame - USA TODAY

Nikki Sixx talks new Motley Crue music for 'The Dirt,' weighs in on Ariana Grande fame  USA TODAY

Motley Crue bassist Nikki Sixx chats with USA TODAY about the band's first new music together in four years, written for their upcoming Netflix biopic.