Video: Tyson Fury warms up for Wladimir Klitschko title fight…by headbutting a watermelon

British boxer Tyson Fury gave the YouTube world an interesting insight into his training schedule, as he warmed up for his highly anticipated world title fight with Wladimir Klitschko…

…by headbutting a watermelon.

Yeah, we’re not sure either.

Check it out above!