The final episode of 30 Rock airs tonight. Forever optimists, we’ve decided to focus not on our sadness, but on opportunities for growth. So we mined the past seven seasons for the most important sartorial lessons the show has offered.

While Jack Donaghy undoubtedly stands head and shoulders above the rest of the show’s unkempt misfits and trucker hats, there are still plenty of examples of what to do and what not to do. And here they are:

The 10 style lessons to be learned from 30 Rock
 

ALL The Code