 The band's biggest hit single from 1972, "Silver Machine", was re-mixed by The KLF's Jimmy Cauty, with additional bass and guitars by Guy Pratt (Pink Floyd), under the name "Infected By The Scourge of the Earth".The mixes were released as promos by EMI as a white-label 12" and CD (catalogue DECLIPSE1999), the 12" containing "12" Mix" and "New Mix", the CD containing "Radio Mix", "12" Mix" and the "Original version".The "12" Mix" and "Radio Mix" were included on "30 Year Anthology" and "The Ultimate Best of" respectively.