I Don't Know How to Love Him to Love Him" album included an initial arrangement of Reddy's signature song, "I Am Woman" which via a 1972 re-recording with a new arrangement would prove to be the vehicle to consolidate Reddy's stardom, reaching No. 1 on the "Billboard" Hot 100 dated 9 December 1972. The earliest single version of "I Don't Know How to Love Him" was that cut by Karen Wyman an artist on the roster of MCA/Decca Records the label of release for the original "Jesus Christ Superstar" album: Wyman's single, produced by Ken Greengrass and Peter Matz, was released in November 1970 in the US
I Don't Know How to Love Him in the Republic of Ireland where Tina & Real McCoy took it to No. 1 in December 1971. In January 1972 the version by Petula Clark was released in the UK to chart at No. 42 marking Clark's final appearance on the UK Singles chart except for the 1988 remix of her 1964 hit "Downtown". Clark's "I Don't Know How to Love Him" was to be her final single release on Pye Records. Concurrent with Clark's version, the original Yvonne Elliman track was issued as a single on a double A-side with "Superstar" by Murray Head; this single peaked at