Tinsel Town Kids made "Happy Birthday" available on 2014. With Happy Birthday being less than a minute long, we are pretty confident that this song does not contain any foul language. That being said, this song is pretty short compared to other songs. There is only one song in 99 Songs for Children, so we believe that "Happy Birthday" is a single. Happy Birthday is not that popular right now. Since there is more of a neutral sound being played, this makes the track somewhat danceable.

Happy Birthday テンポ

The tempo marking of Happy Birthday by Tinsel Town Kids is Lento (slowly), since this song has a tempo of 56 テンポ. With that information, we can conclude that the song has a slow tempo. The time signature for this track is 3/4.

Happy Birthday キー

This song has a musical key of C Major. This also means that this song has a camelot key of 8B. So, the perfect camelot match for 8B would be either 8B or 9A. While, 9B can give you a low energy boost. For moderate energy boost, you would use 5B and a high energy boost can either be 10B or 3B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 8A or 7B will give you a low energy drop, 11B would be a moderate one, and 6B or 1B would be a high energy drop. Lastly, 5A allows you to change the mood.