On a night out recently I ended up making a fool of myself. Unfortunately a colleague was videoing me and is now threatening to share it across social media. What can I do?

What happens when you reach middle-age? Work frustrations, redundancy, bodily decline and even a hip replacement maybe? Don't worry, we can help. A bit.
On a night out recently I ended up making a fool of myself. Unfortunately a colleague was videoing me and is now threatening to share it across social media. What can I do?