Having composed "Crazy Little Thing Called Love" on guitar, Mercury played rhythm guitar while performing the song live, which was the first time he played guitar in concert with Queen. Queen played the song live between 1979 and 1986, and a live performance of the song is recorded in the albums "Queen Rock Montreal", "Queen on Fire – Live at the Bowl", "Live at Wembley '86" and "". Since its release, the song has been covered by a number of artists. The song was played live on 20 April 1992 during The Freddie Mercury Tribute Concert, performed by Robert Plant with Queen. The style of the song was described by author Karl Coryat as rockabilly in his 1999 book titled "The Bass Player Book".