 The band was founded by bass guitarist Nikki Sixx and drummer Tommy Lee, who were later joined by lead guitarist Mick Mars and lead singer Vince Neil.Mötley Crüe has sold more than 100 million copies worldwide, including 25 million in the US.The band members have often been noted for their hard-living lifestyles; all members have had numerous brushes with the law, have spent time in jail and have suffered long addictions to alcohol and drugs.