"Dead Star" and "In Your World" are songs by the English rock band Muse. Written for and included in a live form on their 2002 compilation album Hullabaloo Soundtrack, the songs were released as a double A-side single to promote the album, and as an EP in Japan and France. The single reached number thirteen on the UK Singles Chart. A video for "In Your World" was also produced, included on the double a-side, which consisted of a live performance and was directed by Matt Askem.