According to the 1998 Guinness World Records, “Happy Birthday to You” is the most recognized song in the English language, followed by “For He’s a Jolly Good Fellow“. The song’s base lyrics have been translated into at least 18 languages. Read more about the song at: https://en.wikipedia.org/wiki/Happy_Birthday_to_You
You find more music sheets for C Major Diatonic Harmonic at: http://www.yellingrosa.com/Opetus/Nuottivihko.pdf and my harmonica video is available at: https://www.youtube.com/watch?v=ndYzt6ekn14 Even I present the basics in Finnish you will learn much by watching it. The video has been viewed 4662 times since its publication 3.15.2013.
And in the end please listen to how Pena wishes “Happy Birthday to You” with his Oiva dog.
I believe that this video will make any birthday boy or girl happy.