Happy birthday wasn't written for birthdays: The surprising story behind the world's most-sung song

Happy Birthday to You is almost certainly the most frequently sung piece of music on the planet, performed at gatherings in ...
Smithsonian Magazine

The Forgotten Sisters Behind ‘Happy Birthday to You’

“Happy Birthday” may be the Hill sisters' main claim to fame, but Patty (left) and Mildred's (right) impact on American history extends far beyond the beloved song. Illustration by Meilan Solly / ...