This is a fabulous SATB version of the song from the musical Chess
arranged by Nicholas Hare. When it was released in 1985 as a duet by Elaine Paige and Barbara Dickson, I Know Him So Well
was number one in the UK for 4 weeks. Paige was also in the original London stage cast.
It has been covered by Steps
, and released as a single on their The Last Dance
album. The song has also been covered by Whitney Houston and her mother Cissy Houston on the album Whitney.