 Their biggest success in the United Kingdom came in 1977, with the Top 30 hit single, "Where Is the Love (We Used to Know)".Delegation was formed in the United Kingdom in 1975, by Ricky Bailey, Len Coley and Roddy Harris.Working with record producer/songwriter Ken Gold (who masterminded The Real Thing), they began releasing a series of moderately successful singles such as "The Promise of Love" and "Where Is The Love (We Used to Know)".