Jack Gallagher is one of the more entertaining wrestlers in WWE’s cruiserweight division. Gallagher is also famous for his deafening head-butt strike that he uses on his opponents. But, who would’ve guessed the “Gentlemen” had an MMA background. Take a look at Gallagher’s MMA matches from December of 2015 & the second video from April of 2016 as his hand was raised via submission.
