Happy Birthday song

In 1893 Mildred J. Hill composed and published the tune for a song then known as "Good Morning to All," It was a song ment for teachers to sing and greet their students. In 1924 her sister Patty Smith Hill who had written the lyrics included/ added a stanza that became the now popular birthday song, "Happy Birthday to You." So when ever you sing out the birthday song think of Mildred and Patty. It is the most popular song and sung across the globe.