The three best selling single songs in the UK in 1985 were `` The Power of Love '' by Jennifer Rush , `` I Know Him So Well '' by Elaine Paige and Barbara Dickinson , and `` Into the Groove '' in the third place .
`` The song was the third biggest selling UK single of 1985 , behind Jennifer Rush 's `` '' The Power of Love '' '' and Elaine Paige 's and Barbara Dickson 's `` '' I Know Him So Well '' '' . ''