Good Morning Britain host Richard Madeley was stunned on Tuesday's show as British trade unionist Mick Lynch accused him of talking 'twaddle'.
Richard was hosting the ITV breakfast show alongside Ranvir Singh when they spoke to Mr Lynch live from London's Euston station.
Millions of Brits are experiencing travel chaos today as they're caught up in a massive train strike that is the biggest in a generation after last ditch talks failed to reach agreement.