HỢP ÂM
The happy birthday song
Tone gốc: F
Let's go
It’s my F birth day today
It’s your F birth day today
It’s my C birth day today
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Now I’m F seven years old
Now I’m C seven years old
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https://www.youtube.com/watch?v=BUzYTKy9F0g&list=PLETWuxXjRPWHIl2CAbQa461ghYb6GkZ9k&index=3
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