Hells Angel member, Alan Passaro, stabbed and beat an attendant of the 1969 counterculture-era rock concert in the United States.
Meredith Curly Hunter, Jr. (October 24, 1951  December 6, 1969) was an 18-year-old African-American man who was killed at the 1969 Altamont Free Concert. 
 He subsequently returned to the stage area, drew a revolver, and was stabbed and beaten to death by Hells Angel Alan Passaro. 
The Altamont Speedway Free Festival was a counterculture-era rock concert in 1969 in the United States, held at the Altamont Speedway in northern California on Saturday, December 6. 
