WATCH: The time Martin Johnson punched Doddie Weir in the face

After an argument breaks out at a scrum, Leicester lock Martin Johnson lands a punch on the chin of Scottish lock playing for the Barbarians Doddie Weir during their match in May 1999 at Twickenham.

EDITORS PICKS:

• The 10 most hated people in rugby
• The best players whose contracts expire in 2019
• The most bizarre rugby pitch invasions of all-time
• Five radical ways to improve the Six Nations