Editing 1980 in music (section)

===October–December===
*[[October 9]] – A riot breaks out at a [[Black Sabbath]] concert in Milwaukee after bassist [[Geezer Butler]] is hit in the head by a bottle and the band quits the stage.
*[[October 26]] – [[Paul Kantner]] of [[Jefferson Starship]] is rushed to hospital following a [[cerebral hemorrhage]]. He soon recovers without surgery, defying medical odds.
*October – [[Iron Maiden]] replaces guitarist [[Dennis Stratton]] with [[Urchin (band)|Urchin]] guitarist [[Adrian Smith (musician)|Adrian Smith]].
*[[November 21]] 
**[[Iron Maiden]] play their first gig with new guitarist [[Adrian Smith (musician)|Adrian Smith]] in [[Uxbridge]], London, England.
*[[December 4]]  – [[Led Zeppelin]] disbands following the death of drummer [[John Bonham]].
*[[December 5]]  – [[Duran Duran]] signs with [[EMI]] after finalizing its lineup and touring as a support act for [[Hazel O'Connor]].<ref>{{cite web|url=https://durancompilations.com/early4.html |title=Duran Duran – The Early Days Chapter 4 |publisher=durancompilations.com |access-date=26 May 2022 }}</ref>
*[[December 7]] – [[Darby Crash]], leader of L.A. punk band the [[Germs (band)|Germs]], dies of a heroin overdose in a suicide pact.
*[[December 8]] – [[John Lennon]] is [[Murder of John Lennon|shot to death]] outside his apartment building in New York City. Lennon's single, "[[(Just Like) Starting Over]]", subsequently becomes a number one hit in many countries, including the United States, United Kingdom and Australia.
*[[December 14]] – Over 100,000 mourners attend a public vigil for John Lennon in [[Central Park]], New York.
*[[December 31]] – The ninth annual [[Dick Clark's New Year's Rockin' Eve with Ryan Seacrest|New Year's Rockin' Eve]] special airs on ABC, with appearances by [[Charlie Daniels|The Charlie Daniels Band]], [[Billy Preston]], [[Syreeta Wright|Syreeta]], [[Chuck Berry]] and [[Barry Manilow]].