"Joy.Discovery.Invention" is a song by Biffy Clyro which opens their 2002 debut album, Blackened Sky. It was their fourth single, appearing as a double A-side with "Toys, Toys, Toys, Choke, Toys, Toys, Toys", a track from their second album, The Vertigo of Bliss. It reached number 86 on the UK Singles Chart and number 46 in the band's native Scotland.