6 6 -6 6 7 -7 Hap-py birth-day to you, 6 6 -6 6 -8 7 Hap-py birth-day to you, 6 6 9 8 7 -7 -6 Hap-py birth-day to ___ ___ -9 -9 8 7 -8 7 Hap-py birth-day to you. Here's a tab for HBTY in a slightly lower range and somewhat easier to play. 4 4 -4 4 -5 5 4 4 -4 4 6 -5 4 4 7 -6 -5 5 -4 -5 -5 5 4 -4 4