Sadly, Heath Ledger isnât the first star to meet a tragic death at a young age.
Brad Renfro: The actor died at the age of 25 on January 15. Though the cause of death isnât yet known, The Client star had a history of drug abuse.
Janis Joplin: One of Rolling Stoneâs Greatest Artists of All Time died of a drug overdose on October 4, 1970. She was 27.
Anna Nicole Smith: The blonde bombshell died on February 8, 2007, five months after her son Daniel passed of an accidental overdose. She was 39.
John Belushi: The Saturday Night Live actor and comedian was 33 when he was found dead in his room at Bungalow #3 of the Chateau Marmont on Sunset Boulevard in Los Angeles, California. The cause of death was reportedly 11 speedballs, injections of cocaine and heroin.
Casey Calvert: The Hawthorne Heights guitarist died of a drug overdose in November 2007 at 26.
Chris Farley: The comedian and actor died at 33 of a drug overdose.
Kurt Cobain: The Nirvana frontman, who struggled with drug addiction, was only 27 when he took his own life on April 8, 1994. He left behind wife Courtney Love and daughter Francis Bean.
Jimi Hendrix: The guitar prodigy died at 27 of a drug overdose in 1970.
Olâ Dirty Bastard: The rapper died at 35 of an accidental drug overdose in 2004.
River Phoenix: The actor and older brother of Joaquin Phoenix died on October 31, 1993 of a heroin and cocaine overdose at the age of 23.