"Comrades, I will infiltrate the Bullingdon Club to expose it!"
Next, undercover as a Tory MP, "I'm in deeper than I planned," thought Dave.
• The Man Who Forgot His Wife, by John O'Farrell, is published by Black Swan at £7.99.
Twitter fiction: John O’Farrell
The author, broadcaster and comedy scriptwriter takes up our Twitter-based challenge to come up with a story in 140 characters or fewer