Richard Pryor was a comedy truth teller, who busted taboos about race, language, and sexuality. But what made Richard so raw and honest was also the source of his troubled and tumultuous personal life - bouts of addiction, domestic abuse, and host of other personal demons, culminating in a very public drug-induced meltdown on Parthenia Street in Los Angeles, where he lit himself on fire and ran down the street in an unhinged suicide attempt.