West Brom player headbutts and punches player in shocking pre-season friendly bust-up
![West Brom player headbutts and punches player in shocking pre-season friendly bust-up](https://i2-prod.dailystar.co.uk/incoming/article33340925.ece/ALTERNATES/s615/0_SPORT-West-Brom-player-headbutts-and-punches-player-in-shocking-pre-season-friendly-bust-up.jpg)
A pre-season 'friendly' match between West Bromwich Albion and Mallorca descended into chaos after a violent exchange between Jayson Molumby and Mallorca's Samu Costa