Ajax boss Frank De Boer is a pretty cool guy, and takes a more ‘hands on’ approach in training.
The Dutch legend regularly gets involved with his side, and couldn’t resist a game of ‘football tennis’ earlier this week.
But it all went wrong when the 45-year-old got his feet in a muddle while trying to reach a loose ball, and snapped his Achilles tendon while stretching to keep it up.
Check it out:
Despite losing their manager, the Ajax squad simply subbed in assistant coach Dennis Bergkamp and played on.
Not a bad swap.