David Letterman has become almost unrecognizable in the short time he’s been off the air.
American soul singer Aretha Franklin (1942-2018) performs at the piano during recording of the BBC Television show 'It's Lulu' at BBC Television Centre in London in August 1970. This edition of the series was first aired on BBC1 on 8th August 1970. (Photo by David Redfern/Redferns)