Deep Purple Gillan recruited him for his new post-Purple band in the late 1970s. According to Blackmore, Deep Purple was only interested in Gillan and not Glover, but Roger was retained on the advice of Ian Paice. This created the Deep Purple Mark II line-up, whose first release was a Greenaway-Cook tune titled "Hallelujah". At the time of its recording, Nick Simper still thought he was in the band, and had called John Coletta to inquire about the recording dates for the song. He then found that the song had already been recorded with Glover on bass. The remaining original members of
North Drums North Drums North Drums are horn-shaped drums that were designed to project their sound outward, so the audience can hear the most direct qualities of the drum. North Drums were invented by then Boston resident and drummer Roger North, while he was a member of band Quill, and later bands the Holy Modal Rounders, The Clamtones and The Freak Mountain Ramblers (Portland, Oregon). North created the fiberglass-shelled drums by hand for his own usage in late 1968, and was granted a U.S. patent, #3603194 on the design in 1971 . Starting in 1973 he began producing the original commercial configuration