Filling in details by telephone, Blockheads co-owner, Ken Sofer, says his policy was devised, back in 1993, to be nonprejudicial.

WSJ: White Hair, Wrinkles Aren't Valid ID at These Drinking Establishments

After leaving Dr Feelgood in 1977, Johnson joined Ian Dury's Blockheads and formed his own group, The Wilko Johnson Band.

BBC: Dr Feelgood guitarist Wilko Johnson diagnosed with cancer

Johnson, who also played with Ian Dury's Blockheads and the Wilko Johnson Band, lost his wife, Irene, to cancer eight years ago.

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He also declared an expired license invalid at Blockheads, even if the picture on it is of the old person ordering the drink.

WSJ: White Hair, Wrinkles Aren't Valid ID at These Drinking Establishments

We earn our name every day at Blockheads.

WSJ: White Hair, Wrinkles Aren't Valid ID at These Drinking Establishments