They had big voices and even bigger hair! CHESS was a huge hit in the 80's and one of the last shows of its time to have such huge crossover appeal! Arguably the most recognisable song from this classic show is the pop-ballad duet "I Know Him So Well".
Bring in the weekend with some meaningful looks and some rather baffling backlights. But if you're planning on giving yourself the CHESS makeover, make sure you don't go anywhere near a naked flame. There's no WAY that much hairspray near that much fire would be allowed in 2018...
Let us know which of the two you think knew him "so well" on Twitter.