Monty Python Sings was re-promoted following the successful reissue of "Always Look On The Bright Side Of Life" in 1991 when it reached No.62 in the UK album chart. On 30 June 2014, the album was re-released as "Monty Python Sings (Again)" on CD and as a digital download, expanded with six additional recordings – three out-takes from "Monty Python's Contractual Obligation Album" and three new tracks from Eric Idle, recorded for inclusion in the team's reunion shows "Monty Python Live (Mostly)". A deluxe edition in both formats also included the 1970 "Monty Python's Flying Circus" album. This version of the album reached
Monty Python and the Holy Grail in a different visual style and with references to llamas, animals often mentioned in "Flying Circus". The subtitles were written by Michael Palin as a way to "entertain the 'captive' audience" at the beginning of the film. In addition to several songs written by Python regular Neil Innes, several pieces of music were licensed from De Wolfe Music Library. These include: "Monty Python and the Holy Grail" had its theatrical debut in the United Kingdom in 3 April 1975, followed by a United States release on 27 April 1975. It was re-released on 14 October 2015 in the United Kingdom.