Ian Gillan and disliked live albums in general. He tended to go into the studio after the rest of the band had recorded and finished the backing tracks, particularly for "Who Do We Think We Are", to lay down his vocals separately. He had been continually at loggerheads with Blackmore, disagreeing about music regularly, which culminated in Gillan writing "Smooth Dancer" about him. While on tour in Dayton, Ohio, he sat down and wrote a resignation letter to the band's managers, stating he intended to leave the band, effective from 30 June 1973. After his departure from Deep Purple, Gillan retired from
David Coverdale questionable bangs or hair and it's all becoming a bit... boring. In 1990 Coverdale sang and co-wrote (with Hans Zimmer and Billy Idol) the song "The Last Note of Freedom" for the Tony Scott film "Days of Thunder". On 26 September 1990, after the last show on the "Slip of the Tongue" tour in Tokyo, Coverdale disbanded Whitesnake indefinitely. Tired of the business in general, the rigors of touring and troubled by his separation and later divorce from Tawny Kitaen, Coverdale wanted to find other values in life and took "private time to reflect" and re-assess his career direction. In