Most frequently seen in: London
Penalty: Must wear JNCOs for a week

This is for your own benefit and well-being, more so than anything else on this list. There's nothing wrong with fitted jeans, but why go beyond that? What's the fun in wearing jeans it took five minutes for you to Dougie into? Think about your future children. Ban these skin-tight trousers from your wardrobe before they're non-existent children, because breathing room, man.