"Undefeated" is a 2011 song by British

hard rock Hard rock or heavy rock is a loosely defined subgenre of rock music typified by aggressive vocals and distorted electric guitars. Hard rock began in the mid-1960s with the garage, psychedelic and blues rock movements. Some of the earliest hard ...

band Def Leppard from their live album ''

Mirror Ball – Live & More ''Mirror Ball – Live & More'' is a double live album by English rock band Def Leppard released on 7 June 2011. The first full-length live album released by the band, it contains live recordings, three new studio tracks and a DVD containing bo ...

''. It was the first single from the album, and was released publicly via a YouTube clip on 12 April 2011 after having been played for the first time on Planet Rock the same day. The song was made available for purchase via

iTunes iTunes () is a software program that acts as a media player, media library, mobile device management utility, and the client app for the iTunes Store. Developed by Apple Inc., it is used to purchase, play, download, and organize digital mul ...

on 16 April.

Background

A review of the song by Ultimate Classic Rock gave it a rating of two and a half out of five stars, and, while praising Joe Elliott's vocals, said that " ile it's not a bad song, the whole thing just comes across as something that's been done before." The song was used as the opener for most set lists for the Mirrorball and Rock of Ages 2012 tours. It was also played during the

Viva! Hysteria ''Viva! Hysteria'' is a double live album by the English rock band Def Leppard released on the 22 October 2013. The album was recorded on 29 and 30 March 2013 during the band's residency of the same name at the Hard Rock Hotel and Casino (L ...

residency in Las Vegas on 29 March 2013 where it was recorded and later released on the live album ''

''.

References

{{Def Leppard Def Leppard songs 2011 singles 2011 songs Songs written by Joe Elliott