What are the musical notes to play any keyboard songs like Happy birthday you?

To play "Happy Birthday to You" on a keyboard (assuming the song starts on the "C" key) the musical notes are:

Verse 1

C, C, G, G

A, A, G

F, F, E, E

Verse 2

C, C, G, G

A, A, G

F, F, E, E

Chorus

C, D, E

F, G, A

G, F, E, D

Remember, these notes may vary depending on the key you choose to start the song in, and don't forget to add the appropriate rhythm and timing to create the familiar melody.