We gather together the best Roy Keane videos after being reminded in Sir Alex Ferguson’s new book that:

The hardest part of Roy’s body is his tongue. He has the most savage tongue you can imagine.

And the former Manchester United midfielder was back to his best yesterday evening as he hit back live on ITV 1.

If you haven’t caught up yet, take a look at our complete video coverage of the Alex Ferguson: My Autobiography book launch.

So, it’s time, let’s get to grips with the best Roy Keane videos!

The Roy Keane and Patrick Viera tunnel incident

Roy Keane’s reaction to a comment from Adrian Chiles during the rain delay before Poland v England

Roy Keane attacks Alan Shearer

Roy Keane ends Alf-Inge Håland’s career

Roy Keane stamps on Gareth Southgate

… and Southgate brings it up as the pair appeared as pundits

Roy Keane’s mobile phone anger

Roy Keane refuses to answer a question about staying on at Ipswich

Jason McAteer tells an anecdote about standing next to Roy Keane at World Cup USA ’94

Roy Keane criticises Wenger

Don’t forget to check out the reason we’re all here, explore our coverage of the Alex Ferguson: My Autobiography book launch.