Happy Birthday chords with lyrics and guitar chord diagrams in the key of F

Here are the chords for the Happy Birthday song in the key of F with the lyrics. This is actually quite difficult for the guitar player, because the notes needed don't fit well with the standard note-tunings of the open strings. It's easy enough to learn for playing on the piano, though, and it's a natural key to sing the melody in.

The guitar chords are shown in diagram form with finger placing. In practice, beginners might change the chord of C⁷ to the chord of C (major) to make it a little less difficult. If you are a more advanced guitarist and are able to play basic bar chords, these would be better for F (E-shape on the first fret) and B flat (A-shape on the first fret).

And here are the guitar chords to play the song in the key of F major.

These are for the key of F. There are also sheets with tabs in keys G and C.