Entertainer Robert Goulet, who gained legions of fans with his rich, baritone singing voice and handsome features, has died in Los Angeles at the age of 73.

Goulet passed away Tuesday at Cedars-Sinai Medical Center, where he was was awaiting a lung transplant. He was admitted to the hospital last month with a lung disease known as pulmonary fibrosis.

He first gained fame in 1960 for his role as Sir Lancelot in the Broadway musical Camelot,which led to dozens of appearances on television variety shows.

He won a Grammy Award for best new artist in 1962, and a Tony Award in 1968 for his role in the musical The Happy Time. Goulet also became a popular attraction in the western U.S. city of Las Vegas, a popular destination for tourists and gamblers.

Goulet was born in Massachusetts in 1933 of French-Canadian parents. His family moved to Canada after his father's death, while Goulet was still in his early teens.

He made his first professional appearance at the age of 16, when he performed with the Edmonton Symphony. He later won a vocal scholarship to the Royal Conservatory of Music at the University of Toronto.