March 27, 2022:
The first great Rock and Roll movie. It showed that Rock and Roll movies could be art, far eclipsing the teenage exploitation that came before.
The last great Rock and roll movie. Encapsulating not so much decadence as exhaustion: the stifling inwardness of failed revolt. Exactly at the moment a far larger and less oblique revolt failed in France.
Four years apart. Almost exactly: March, 1964 to March, 1968. Beginning to end.