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"
How Will I Know numbers tend to suffer from a particularly dated sound compared to her ballads, but this song still works remarkably well because of its lush melody throughout the verse, bridge and chorus." "[t]his track helps Houston prove that she knows how to interpret, with great skill, tunes that display solid craftsmanship," he added. While reviewing the "Deluxe Anniversary Edition" of the album, Mikael Wood of "Entertainment Weekly" commented on the a cappella version of the song noting, "a cappella mix of 'How Will I Know' [that] displays the singer's precision long before the advent of Auto-Tune." While reviewing "The Ultimate Collection",