I Don't Know How to Love Him by Helen Reddy and Yvonne Elliman, since the 1950s when multi-version chartings were common. "I Don't Know How to Love Him" had originally been published with different lyrics in the autumn of 1967, the original title being "Kansas Morning". The melody's main theme has come under some scrutiny for being non-original, being compared to a theme from Mendelssohn's Violin Concerto in E Minor. In December 1969 and January 1970, when Andrew Lloyd Webber and Tim Rice completed "Jesus Christ Superstar", Rice wrote new lyrics to the tune of "Kansas Morning" to provide the solo number for the character of Mary
I Don't Know How to Love Him of "JCS" which opened at the Teatro do Complexo Ohtake Cultural (Pinheiros) on 14 March 2014. The 2007 Portuguese revision of "JCS" introduced a rendering of "I Don't Know How to Love Him" entitled "Eu Não Sei Como O Amar": during the show's run, which after a premiere engagement at Rivoli Theater (Porto) from 14 June 2007 transferred to Teatro Politeama (Lisbon) on 27 November 2007, the role of Mary Madgalene was performed alternately by Laura Rodrigues or Sara Lima, then from May 2008 the role alternated between Laura Rodrigues and Anabela. Russian "Kak ego lyubit’" (lyricist Iaroslav Kesler) was