With Andy Burnham adding the name of ‘Action Dan’ Jarvis to his growing list of endorsements, despairing Labour wags who support the campaigns of the four other candidates have privately dubbed themselves “ABBA”, or “Anyone But Burnham, Andy”.

Guido can only speculate as to which band member each most resembles, though Yvette makes a great Anni-Frid.

They’ll be hoping it doesn’t just come down to union money, money, money…