Zetsubō Billy

"Zetsubō Billy" is a song by the Japanese rock band Maximum the Hormone. It was used as the second ending theme for the 2006 anime television series Death Note (デスノート), which was animated by Madhouse.

The song was released as a double A-side single with "What's Up, People?!" on March 9, 2007. In Death Note, "What's Up, People?!" was used as the first opening theme, and "Zetsubō Billy" also appeared on Maximum the Hormone's 2007 studio album Bu-ikikaesu.