Cream version wrapped it all up in one startling package". Billboard described the single as a "solid, driving rocker." Charts Weekly charts Year-end charts Certifications Deep Purple version A version of the track was featured on Deep Purple's 2021 covers album Turning to Crime. Personnel Ian Gillan – lead and backing vocals Roger Glover – bass Ian Paice – drums Steve Morse – guitar Don Airey – keyboards References 1968 singles Cream (band) songs Songs written by Jack Bruce Number-one singles in Australia Song recordings produced by Felix Pappalardi Atco Records singles Polydor Records singles 1968 songs Songs with lyrics by Pete Brown