They aren't dressing up as actual pirates and vikings, they're dressing up as fictional archetypes inspired by stuff like Pirates of the Caribbean and How to Tr

They aren't dressing up as actual pirates and vikings, they're dressing up as fictional archetypes inspired by stuff like Pirates of the Caribbean and How to Train Your Dragon. Halloween pirates are as different from real pirates as Star Wars Stormtroopers are from real-life stormtroopers.