Cameron compares Alex Salmond to a pickpocket

David Cameron has been caught referring to Alex Salmond as a pickpocket.

The Prime Minister had just finished an interview on This Morning and Phillip Schofield was introducing the next item on the programme when Mr Cameron can be heard making the comment off-camera.

Schofield was introducing crime expert James Freedman and said: "Up next a man who can pinch your wallet, your watch and even your tie without you ever noticing."

To which Mr Cameron can be clearly heard saying: "Who's that Alex Salmond?"