Metalheads are very unusual animal, so it's not wonder that Fred BF felt the need to study them in depth. Fred already studied the 'Osheagans' and if there's one animal more fascinating than that, it's the noble Metalhead.
Watch them frolic in the moshpits as they battle for dominant status. Notice the godlike status enjoyed by the females as they a literally sit above their male counterparts. You'll even discover some neat tips and tricks on how to domesticate Metalheads using nothing but vodka.