Bee Gees singer Robin Gibb, 62, died on Sunday after a harrowing battle with colon cancer that spread to his liver. Despite aggressive chemotherapy and two emergency operations in the past two months, the disco star - remembered for hit songs from Stayin' Alive and Saturday Night Fever - developed brain swelling due to liver failure, and pneumonia. He slipped into a coma, waking briefly on April 21 after his family spent days singing to him at his bedside.

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