Perks and Tit the final show of a highly successful American tour, the first to feature new members David Coverdale (Lead vocals) and Glenn Hughes (Bass, vocals) replacing Ian Gillan and Roger Glover respectively, and just 3 days after Deep Purple's legendary performance at the California Jam. Many fans in attendance to both shows agree that the band managed to outdo themselves with this show, reaching new levels of musical brilliance. This could be partly attributed to the fact that the band, and especially guitarist Ritchie Blackmore, were eager to firmly establish the new lineup in the minds of American fans. Even though
Ian Gillan song "Mitzi Dupree" on "The House of Blue Light" is the original demo as Blackmore refused to re-record it. This culminated in Blackmore calling a rehearsal session without Gillan. After an acrimonious argument, Glover told Gillan, "Ian, you've gone too far this time," and he was fired. Gillan, meanwhile, formed a new version of Garth Rockett and the Moonshiners with keyboardist Mark Buckle, bassist Keith Mulholland, drummer Louis Rosenthal and guitarists Harry Shaw and Steve Morris. The band toured regularly through 1989, and recorded the album "Naked Thunder". Gillan later expressed dissatisfaction with the album, calling it "rather hum-de-dum". During