Boris Johnson has said he is not confident he will beat Pippa Middleton at table tennis.
The Duchess of Cambridge's sister challenged the London mayor to a match in an article for The Spectator. He has offered her an invitation to join him for a game.
Speaking from Ealing Studios the Mayor of London said it is a great opportunity to promote sports for London.
More top news
Gary Johnson says he signed a "gagging order" as part of his settlement - but Chelsea have since waived the clause.
Rail passengers hit by long-running disruption on the Southern network are to be repaid the equivalent of a month's travel.
The studios were home to some of ITV's best loved programmes dating back to the 1960s.