You have probably seen advertisements in your local paper for movies playing at a theater near you. Sometimes, the ad will say "Held over" or "Special engagement." What exactly does that mean? And just how do those movies get from the motion picture studio to the theater?

In this edition of How Stuff Works, you'll see the path of a film from an idea in someone's head to a movie screen at your local multiplex. You'll learn what the "nut" is, find out the difference between negotiating and bidding, and finally understand why movie popcorn is so expensive!

Other parts of this How Stuff Works series about movie theaters are: