Once upon a time, there were two types of movies: one for adults and the other for children. Few films fell in between. Then, the 1980s came along. And suddenly, there were movies specifically aimed at teenagers — movies about teenagers. The decade ushered in a new age of on-screen tropes and formulas that would be followed — and occasionally rebelled against — for decades to come. So many amazing teen movies have been made over the past 30 years. From The Breakfast Club to Bring It On to Mean Girls. But what if you could only choose one? What if you could watch and own only one teen movie for the rest of time? Which one would it be? Rank the teen movies below and choose which one is the greatest of all time.