Ngọc Hạ, Huyền Trang, NamInHappy Birthday
1.
Happy Birthday Song (Cha Cha Cha, Version 1)
2.
Happy Birthday Song (Cha Cha Cha, Version 2)
3.
Happy Birthday Song (Cha Cha Cha, Version 3)
4.
Happy Birthday Song (Cha Cha Cha, Version 4)
5.
Happy Birthday Song (Cha Cha Cha, Version 5)
6.
Happy Birthday Song (Cha Cha Cha, Version 6)
7.
Happy Birthday Song (Remix, Version 1)
8.
Happy Birthday Song (Remix, Version 2)
9.
Happy Birthday Song (Remix, Version 3)
10.
Happy Birthday Song (Remix, Version 4)
11.
Happy Birthday Song (Remix, Version 5)
12.
Happy Birthday Song (Remix, Version 6)
13.
Happy Birthday Song (Remix, Version 7)
14.
Happy Birthday Song (Remix, Version 8)
15.
Happy Birthday Song (Remix, Version 9)
16.
Happy Birthday Song (Remix, Version 10)
17.
Happy Birthday Song (Classical)
18.
Happy Birthday Song (Disco)
19.
Happy Birthday Song (Remix, Version 11)
20.
Happy Birthday Song (Remix, Version 12)
21.
Happy Birthday Song (Remix, Version 13)
22.
Happy Birthday Song (Rock)
23.
Happy Birthday Song (Slow)
24.
Happy Birthday Song (Remix, Version 14)
25.
Happy Birthday Song (Remix, Version 15)
26.
Happy Birthday Song (Upbeat)
27.
Happy Birthday Song (Remix, Version 16)
28.
Happy Birthday Song (Remix, Version 17)
29.
Happy Birthday Song (Remix, Version 18)
30.
Happy Birthday Song (Remix, Version 19)
31.
Happy Birthday Song (Remix, Version 20)
32.
Happy Birthday Song (Remix, Version 21)
33.
Happy Birthday Song (Remix, Version 22)
34.
Happy Birthday Song (Remix, Version 23)
