However, an earlier version of the song, recorded in New York City with Kit Lambert producing, was more of a hard rock song, and included synthesizers as well as  electric guitars (with Leslie West guesting on lead guitar). The hard rock version appears on reissues of Odds and Sods and on the deluxe version of Who's Next, and was used as the concert opener for Who live shows for some shows in 1971.
However, an earlier version of the song, recorded in New York City with Kit Lambert producing, was more of a heavy metal tune, and included synthesizers as well as electric guitars (with Leslie West guesting on lead guitar). The heavy metal version appears on reissues of Odds and Sods and on the deluxe version of Who's Next, and was used as the concert opener for Who live shows for some performances in 1971.