If you are going to build a concession store outside the movie theatre...?

nerds rope, those chocolate raisin thingies, licorice, skittles, m&ms, twix, kit kat, snickers, gobstoppers, reeses, crunch, hersheys, starburst, sweet tarts, three musketeers, air heads, tic tacs, jellybeans, erfingers, and just about anything you see in a vending machine.