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.

John Belushi achieved international fame by expertly playing abrasive, obnoxious, and juvenile characters, both as a cast member on Saturday Night Live and in iconic films like The Blues Brothers and Animal House. Everything about Belushi was larger than life, and his desire to be the life of the party drove him down a dark path of substance abuse, culminating in his untimely death in 1982 at the Chateau Marmont in West Hollywood.

As an alternative rock legend, Kurt Cobain changes the course of music history with a single song.