"Happy Birthday" is a 2006 single by Going Under Ground, released on their own HAPPYHOUSE label. The song is a standalone single, not included on any studio album.
- The single was released on February 1, 2006.
- It was released on the independent label HAPPYHOUSE.
- The genre is listed as indie rock and alternative.
Going Under Ground is a Japanese rock band formed in 1991, known for their blend of alternative rock and pop sensibilities. They have released numerous singles and albums throughout their career.
Tracklist
