pleased to meet you, hope you guess my name

“Just keep still; keep together!”

6 December, 1969: A free live performance by the Rolling Stones at Altamont of “Sympathy for the Devil”¬†with Hells Angels doing security descends into chaos.

Screenshot of the infamous Altamont concert from the film "Gimme Shelter"

Screenshot of the infamous Altamont concert from the film “Gimme Shelter”