Roy Plomley chairs as Eleanor Summerfield, Isobel Barnett, David Nixon and Richard Murdoch compete to spot the mistakes. From January 1973.

Roy Plomley chairs as Eleanor Summerfield and Isobel Barnett battle David Nixon and Richard Murdoch as they compete in the panel game to spot mistakes.

With some tune-twisters from Steve Race.

Devised and written by Ian Messiter.

Producer: Trafford Whitelock

First broadcast on the BBC Radio 4 in January 1973.