Obviously Not Getting Enough Air

(I am the manager. One afternoon, my assistant manager and one of my employees comes up to me.)

Assistant Manager: *completely straight-faced* “Is it, or is it not okay for me to take a plastic bag and place it over an employee’s head while he is serving a customer?”

Me: “Um… no, it’s not.”

Employee: “Well, that’s what he just did.”

Assistant Manager: “But the customer laughed!”