![Mats Hummels hair: Bayern Munich defender admits he had to have colour changed after losing a bet at Oktoberfest Mats Hummels hair: Bayern Munich defender admits he had to have colour changed after losing a bet at Oktoberfest](https://www.thesun.co.uk/wp-content/uploads/2016/12/sport-preview-mats-hummels.jpg?strip=all&w=620&h=413&crop=1)
Mats Hummels hair: Bayern Munich defender admits he had to have colour changed after losing a bet at Oktoberfest
![Mats Hummels hair: Bayern Munich defender admits he had to have colour changed after losing a bet at Oktoberfest Mats Hummels hair: Bayern Munich defender admits he had to have colour changed after losing a bet at Oktoberfest](https://www.thesun.co.uk/wp-content/uploads/2016/12/nintchdbpict0002903335141.jpg)
Mats Hummels hair: Bayern Munich defender admits he had to have colour changed after losing a bet at Oktoberfest
![Theeejay on Twitter: "Mats Hummels before and after he went blonde 😝 Why the hell did he dye his hair 😂 He's Super Saiyan now 😂 #MatsHummels #FCBRBL #FCBayern https://t.co/fmmAaqykoz" / Twitter Theeejay on Twitter: "Mats Hummels before and after he went blonde 😝 Why the hell did he dye his hair 😂 He's Super Saiyan now 😂 #MatsHummels #FCBRBL #FCBayern https://t.co/fmmAaqykoz" / Twitter](https://pbs.twimg.com/media/C0OV_CbWQAAWS24.jpg)
Theeejay on Twitter: "Mats Hummels before and after he went blonde 😝 Why the hell did he dye his hair 😂 He's Super Saiyan now 😂 #MatsHummels #FCBRBL #FCBayern https://t.co/fmmAaqykoz" / Twitter
![Mats Hummels hair: Bayern Munich defender admits he had to have colour changed after losing a bet at Oktoberfest Mats Hummels hair: Bayern Munich defender admits he had to have colour changed after losing a bet at Oktoberfest](https://www.thesun.co.uk/wp-content/uploads/2016/12/nintchdbpict000290329982.jpg)