Photo: Tom Dahlin/Getty Images

For many a men, hair is no joking matter. So, you’ve gotta love a guy who can make light of his locks, as Minnesota Vikings defensive end, Jared Allen, does in this clip about his beloved mullet.

Want more men’s hair? Check out the holiday issue of The Hair Book (in salons now). Our feature, Under the Helmet, profiles four NFL stars with hairstyles almost as famous as their flair for football.