Mötley Crüe’s Dr. Feelgood helped convince Metallica to hire Bob Rock for The Black Album.
Released in 1989, Dr. Feelgood was Mötley Crüe’s fifth studio album and was produced by Rock. Metallica admired the record’s production and believed Rock could help them achieve a powerful, clearer, and more accessible sound without abandoning their heavy-metal identity.
Rock’s involvement represented a significant change for Metallica. Earlier studio albums had been produced by figures such as Paul Curcio, Flemming Rasmussen, and Mike Clink, while Rock brought a stronger emphasis on group performance, vocal treatment, and polished arrangements.
The collaboration was not easy. Metallica and Rock frequently disagreed during the sessions, but the finished album became the band’s commercial breakthrough. Dr. Feelgood therefore matters not as a musical source for the songs, but as the production work that helped lead Rock to Metallica.