More ideas from Man+Hatchet

If in doubt, use the glass jar!

There are other ways to deal with abusive behaviour on the pitch...

Our Respect robot standing up to bullies

Taking sideline technology to another level

Yamaha's SH Silent Piano being put through its paces by HJ Lim on top of a canal boat in East London

HJ Lim playing Rachmaninov on a Yamaha SH Silent Piano as dawn breaks along Regents Canal

HJ Lim shows off her incredible skill on the Yamaha SH Silent Piano whilst sailing on a canal boat in East London