TODAY IN BOOM HISTORY: 12/6/1969- A free music festival at California’s Altamont Speedway is marred by violence, including one homicide & three accidental deaths: two caused by a hit-and-run car accident & one by drowning in an irrigation canal. Scores are injured, numerous cars are stolen & property is damaged. Meredith Hunter, a concert goer high on methamphetamine who had tried repeatedly to crawl onto the stage where the Rolling Stones were performing, is stabbed to death by one of the Hell’

On this day in 1969, The Rolling Stones headline the Altamont concert at the speedway in California. It's a free event with Jefferson Airplane and Santana also on the bill. It turns violent when the Hells Angels motorcycle gang, who are hired as security, kill a crowd member. The concert is documented in The Stones movie Gimme Shelter. | MONSTERS OF ROCK