A group of teenagers in California's central valley spend one final night after their 1962 high school graduation cruising the strip with their buddies before they pursue their varying goals.
 
FUN FACT:  When Charles Martin Smith pulls up on the Vespa in the beginning, his crash into the building wasn't scripted. He genuinely lost control of the bike, and Lucas kept the cameras rolling. Fortunately, the accident and the actor's reaction to it was in keeping with his character. Furthermore, the incident got the first big laugh from the audience in its first public premiere which Lucas and friends took as a very good sign for the film.