American Graffiti (1973)

Directed by George Lucas, American Graffiti is a nostalgic ensemble film capturing one night in the lives of teenagers on the brink of adulthood. Set in early 1960s California, the film weaves together cruising culture, music, romance, and uncertainty about the future. Blending humor with melancholy, it portrays a generation suspended between youthful freedom and inevitable change.

Från IMDB:
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.