This evening I spent an hour on my LBC show discussing David Cameron’s legacy. I have to admit I wasn’t prepared for David in Croydon. He said Cameron had converted him from Labour and thought he was a great leader, apart from one thing – gay marriage. I don’t think he knew who he was talking to. He described it as a stain on his Premiership.

As a presenter who is paid to be opinionated you have a choice in these circumstances. You can do one of two things. Lose your temper and get angry, or remain calm and smother the caller with kindness and logic. I chose the latter course. Listen and judge for yourself if I was right to do so.

If you don’t want to listen to the whole 4 minute conversation above, here’s the key minute on video.