Another wonderful addition to modern language, from Roger Melly's Profanisaurus

A young man of substandard intelligence, Tommy No-Stars is the typical adolescent who works in a burger restaurant. The 'no-stars' comes from the badges displaying stars that staff at fast-food restaurants often wear to show their level of training.

Courtesy Viz Magazine

The correct course of action, should you encounter him while trying to purchase a cheap-yet-overpriced McBurger, is to instantly summon the manager and demand that, as a paying customer, you deserve a little better service than what Johnny No-Stars can ever hope to offer.

As far as understand it, you need to have at least three stars in order to be eligible for the employee of the month award. Pointless trivia that was passed on to me by a McEmployee that I actually believe.