Music Stars Mourn Death of Cilla Black on Social Media

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Cilla Black attends the Arqiva British Academy Television Awards at Theatre Royal on May 18, 2014 in London, England. 

Beloved British singer Cilla Black, whose hits included 1964's "You're My World" and the theme song from the film Alfie, died on Aug. 2 at age 72.

Cilla Black, British Singer and TV Host, Dies at 72

Black was found dead at her home in Estepona, southern Spain, the Associated Press reports. The cause of death was unknown at press time.

As a teenager, Black worked in the cloakroom of Liverpool, England's famous Cavern Club, where she was discovered by The Beatles. In the 1960s she became the host of BBC variety show Cilla.

Music stars like Paul McCartney and Boy George took to Twitter on Sunday after learning news of Black's death. Read more social media tributes from artists below.

Alison Moyet