Cats Backing Track Abridged Length Edition—Available to Schools & Youth Groups Only This edition is a shortened version of the full length version of the show for school and youth performances. The Cats Abridged Backing Track version is 77:30 minutes in length and the backing track package includes: 1 x Double Disc CD which comprises of one disc with children’s vocals for rehearsal purposes and one disc without vocals providing band accompaniment for the performance! 1 x Piano vocal score 1 x Libretto Orchestrations based on the 2010 UK tour Login / Register to apply & obtain a free quote