Female McDonald's worker body-slams woman customer who threw a milkshake over her and hit her in the face with a tray in fight over free soda Fight between McDonald's staff and customer was filmed somewhere in the US.Brawl apparently started after patron tried to fill up a water cup with free soda. Manager shut down soda machine, before insults and milkshakes were thrown, worker is recorded throwing the customer around and hitting her in the face.