Why did the Bee Gees sing in falsetto?
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9 facts about the Bee Gees you need to know
7. Why did the Bee Gees sing in falsetto?
They didn't actually use their signature falsetto sound until their 1975 album 'Main Course'. They liked the sound so much that they kept it up, and it became one of the main reasons their 'Saturday Night Fever' album was so huge later that decade.