Paul McCartney's Ecce Cor Meum (Behold my heart) is here arranged for an unaccompanied SATB chorus with keyboard reduction for rehearsal, and a SATB chorus with organ accompaniment, with soprano solo or semi-chorus option. It is a beautifully constructed choral suite from the orginal performance featuring boy's upper voices choir and orchestra. This piece features the Spiritus, Gratia, Interlude, Musica and Ecce Cor Meum of the title.   

The world premiere performance was given on 3rd November, 2006 at the Royal Albert Hall, London. The US pemiere was given on the less than two weeks later, on the 14th November at Carnegie Hall, New York.