The PM looked increasingly relieved as the minutes ticked by, with pledges of support intertwined with Borisisms.
The Mayor cleverly presented his record of governing London as an audition for one day running the country.
Labour needs to take the London mayor "seriously", says the shadow foreign secretary.
Police were right to threaten the Chief Whip with arrest for swearing, says the Mayor of London.
Mayor of London says he is "very, very, sorry" for the 2004 Spectator editorial.
Mayor of London establishes rival inquiry into airport capacity after rejecting third runway as "simply mad".
"We will see what happens the next time he comes around with the begging bowl," says No. 10.
Both England's cricket establishment and the Conservative Party are struggling with insurgent outsiders.