Michael Jackson was a successful entertainer of all time but his ascent to fame was controversial.

Whitney Houston is found unconscious in a bathtub in a Hollywood hotel on Feb. 11, 2012.

Anna Nicole Smith, the small-town girl who rose to fame as a model, soon became a tabloid target.

A reexamination of the death of singer Michael Hutchence.

Karen Carpenter was the voice of a generation, but her life was dogged by ill health.

Brittany Murphy was the young, talented star of films such as "Clueless" and "8 Mile," but on the morning of Dec. 20, 2009, the beautiful Hollywood starlet is found lying unconscious on her bathroom floor.

River Phoenix was one of the most popular and exciting stars of the 1990s. Supposedly clean-living and anti-drugs, his films included the cult classics Stand by Me and My Own Private Idaho, and at 18 he received an Oscar nomination.

Forensic pathologist Dr. Michael Hunter reexamines the death of Elvis Presley.

On June 12, 1994, the bodies of Nicole Brown Simpson and Ron Goldman were found on the sidewalk of Simpson's home, and both were apparently stabbed to death; despite being arrested and tried for the murders, ex-husband OJ Simpson was acquitted.

Liberace, one of the most charismatic performers of his generation, dies on February 4th, 1987.

George Best became one of the first superstar footballers, but he died at the age of 59.

Amy Winehouse, a gifted singer-songwriter of her generation, is found dead on July 23, 2011.

Heath Ledger was Hollywood's rising star.. On January 22nd 2008, he was pronounced dead.

The undisputed queen of stand-up comedy was pronounced dead at 1:17pm on September 4, 2014.

Philip Seymour Hoffman was found dead in his apartment with a single syringe in his left arm.

Bobbi Kristina Brown passes away on July 26, 2015, from a combination of alcohol and drugs.

When his career stalled, Gary Coleman hit the headlines for all the wrong reasons.

On Jan. 8, 2003, Maurice Gibb collapsed in agony at his Miami home and died four days later.