What is the compilation album of the "Dancemania" in which happy rave music is one of the main features of the album?
Dancemania Speed Presents Happy Ravers:  With the leading mixer DJ Evil, the album features fast-paced techno and happy hardcore music. Happy hardcore: Happy hardcore, also known as happy rave or happycore, is a genre of hard dance typified by a very fast tempo (usually around 160–190 BPM), often coupled with solo vocals or sentimental lyrics.
i don't know