THAT'S FINE FOR LEVEL, NICK.

At some point in their careers, most broadcasters have made an unguarded comment when the fader was open and the mic was live.

So when the little red light comes on in the studio, we watch our mouths....most of the time.

There's great anticipation in the newsroom over what tomorrow's papers will make of this unbelievable exchange between Radio 5 Live's Richard Evans and BBC Royal Correspondent Nicholas Witchell.

The spat has been circulating internally for the last few days but, like a case of bird flu, has now crossed the species barrier into the public domain.