You're buying a sandwich and you get to add a stupid big amount of one ingredient: what do you choose? This one guy demanded extra onions on his burger, and with their manager's permission, this Redditor fired up some delicious malicious compliance ! As a teenage McDonalds employee, this OP got their fair share of irritating customers . Customers can be so demanding, asking for all kinds of special substitutions or additions to their food. Some people want really specific things, like having th…