Sam Phillips 19-year-old Ike Turner, who also wrote the song. The recording was released in 1951 by Chess Records, of Chicago. From 1950 to 1954 Phillips recorded music by James Cotton, Rufus Thomas, Rosco Gordon, Little Milton, Bobby Blue Bland, the Prisonaires and others. Sun Records produced more rock-and-roll records than any other record label of its time during its 16-year run, producing 226 singles. Phillips and Elvis Presley opened a new form of music. Phillips said of Presley: "Elvis cut a ballad, which was just excellent. I could tell you, both Elvis and Roy Orbison could tear a ballad to pieces.
Phillips' Sound Recording Services and microphone linked to the studio above. The recordings would normally be on tape, and then transferred to disc, although the tape was recorded over again during the next session. Because of trams, trucks, and horses going up and down Kensington, Phillips had to hang heavy blankets over the studio door and a rear window to minimise the noise. Phillips' first recording was of himself singing "Bonnie Marie of Argyle", (unaccompanied) and a few days later he recorded "Unchained Melody", with local dance band singer Betty Roy. The first disc he cut in the studio was on 7 August 1955,