Ian Gillan band, who had not had any holiday since their initial rehearsals at Hanwell. He started drinking, and relationships between him and the rest of the band became strained, particularly with Blackmore. On 6 November 1971, he collapsed with hepatitis while waiting to board a plane in Chicago, cancelling the remainder of a US tour. By December 1972, having recorded "Machine Head", "Made in Japan" and the yet to be released "Who Do We Think We Are" with Deep Purple, Gillan finally decided the workload had driven him to exhaustion. Unlike some band members, he was unhappy about "Made in Japan",
David Coverdale Your Loving", which reached No. 13 on the British charts and No. 53 on the US "Billboard" Hot 100. "Ready an' Willing" was followed up by the even more successful "Come an' Get It" in 1981. During 1982 Coverdale took some time off to look after his sick daughter and decided to put Whitesnake on hold. When David Coverdale returned to music he reformed the band, which thereafter recorded the album "Saints & Sinners". In 1982, according to British heavy metal magazine "Kerrang!", Coverdale was considered for the vocalist position with Black Sabbath following the departure of Ronnie James Dio.