Add Yahoo as a preferred source to see more of our stories on Google. Some of the birthday songs are super upbeat party songs, others are purely romantic and some others are more reflective and somber ...

“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 / ...

Patty Hill and Mildred J. Hill were two sisters known for creating one of the world’s most famous songs, Happy Birthday to You. Though they did not become pop stars, their musical work shaped early ...