I Don't Know How to Love Him of 13 September 2012 – by Gunilla Backman, with Anna Sahlene announced to assume the role onstage from 27 December 2012. Gunilla Backman had recorded "I Don't Know How to Love Him" for her 2010 album showtune album entitled "Gunilla Backman sings Webber". Upon the release of the original "Jesus Christ Superstar" album Capitol Records executive Artie Mogull heard the potential for a smash hit in the track "I Don't Know How to Love Him" and had pitched the song to Linda Ronstadt, then on the Capitol roster; after Ronstadt advised Mogull: "she hated the song, [saying] it was terrible"
I Don't Know How to Love Him distinct Spanish-language renderings of "I Don't Know How to Love Him" were introduced onstage: firstly Julissa introduced "Yo no sé cómo amarlo" (lyricist Marcos Lizama) in the Teatro Ferrocarrilero Gudelio Morales (Cuauhtémoc) of "JCS", while Angela Carrasco introduced "Es más que amor" (lyricist Jaime Azpilicueta) in the Nuevo Teatro Alcalá (Madrid) production which opened 6 November 1975, with both Julissa and Carrasco heard with their respective renderings on their respective cast album releases: Julissa in 1974, Carrasco in 1977. Cast albums from subsequent Madrid productions featured Estíbaliz singing "Es más que amor" (1984) and Lorena Calero singing a new Spanish-language