John Belushi was a comedy genius. The gross-out characters he created in Animal House and Blues Brothers were iconic. After a meteoric rise to stardom, 33 year-old he was on the cusp of super stardom. But on March 5th, 1982 he was found dead died in Hollywood's Chateau Marmont Hotel. Using information revealed in John Belushi's autopsy report, Dr. Michael Hunter investigates his final days and hours to reveal the cause of his death.