Question: What 52-minute-long British surreal comedy television film starring the Beatles and Ivor Cutler aired on BBC1 in 1967?

Context paragraphs:
George Claydon: George Claydon (4 September 1933 – 4 October 2001) was a British actor notable for his dwarfism.  His television roles included that of Photographer George in The Beatles' "Magical Mystery Tour", a television film that initially aired on BBC1 on Boxing Day 1967, Ginaarbrik in the 1967 ITV adaptation of "The Lion, the Witch and the Wardrobe" (1967) (which he followed by playing Nikabrik many years later in the 1989 BBC adaptation of "Prince Caspian"), and the miniseries "The Last Days of Pompeii" (1984).  His film appearances included the Joan Crawford horror film "Berserk! " (1967), as an Oompa Loompa in "Willy Wonka & the Chocolate Factory" (1971), and as Hercules in "I Don't Want to Be Born" (1975).  He was "World Cup Willie", the official mascot of the England Football Team in 1966.

Ludo (Ivor Cutler album): Ludo is a 1967 album by Ivor Cutler, credited to the 'Ivor Cutler Trio' comprising Cutler with bassist Gill Lyons and percussionist Trevor Tompkins.  The album was produced by George Martin, famous for his work with the Beatles, in a collaboration that came about after Cutler had appeared in the Beatles' "Magical Mystery Tour" film earlier that year.  The album's title and cover allude to the board game of the same name.  The music takes inspiration from trad jazz and boogie-woogie and draws comparisons to "The Goon Show".  Four of the album's tracks are spoken stories, some backed with Cutler's ambient harmonium music.

Magical Mystery Tour (film): Magical Mystery Tour is a 52-minute-long British surreal comedy television film starring the Beatles (John Lennon, Paul McCartney, George Harrison and Ringo Starr) which originally aired on BBC1 on Boxing Day, 26 December 1967.  Upon its initial showing, the film was poorly received by critics and audiences.  The film received an American theatrical release in 1974 by New Line Cinema, and in select theatres worldwide in 2012 by Apple Films.

Eric Idle: Eric Idle (born 29 March 1943) is an English comedian, actor, voice actor, author, singer-songwriter, musician, writer and comedic composer.  Idle is a member of the British surreal comedy group Monty Python, a member of The Rutles and the author of the Broadway musical "Spamalot".

Monty Python: Monty Python (also known as The Pythons) were a British surreal comedy group who created their sketch comedy show "Monty Python's Flying Circus", which first aired on the BBC in 1969.  Forty-five episodes were made over four series.  The Python phenomenon developed from the television series into something larger in scope and impact, including touring stage shows, films, numerous albums, several books, and musicals.  The Pythons' influence on comedy has been compared to the Beatles' influence on music.  Their sketch show has been referred to as "not only one of the more enduring icons of 1970s British popular culture, but also an important moment in the evolution of television comedy."

Michael Fielding: Michael Fielding, more commonly known as Mike Fielding, is a British comedian and actor, known for his role as Naboo in the British surreal comedy "The Mighty Boosh".  He was born on 23 January 1981 in Westminster, London, England and raised in Mitcham, Southwest London.  He plays Smooth, the butler, in "Noel Fielding's Luxury Comedy", as well as other roles such as Doo-Rag.

Graham Chapman: Graham Arthur Chapman (8 January 1941 – 4 October 1989) was an English comedian, writer, actor, author, and one of the six members of the British surreal comedy group Monty Python.  He played authority figures such as the Colonel and the lead role in two Python films, "Holy Grail" and "Life of Brian".

Noel Fielding's Luxury Comedy: Noel Fielding's Luxury Comedy, known as Luxury Comedy 2: Tales from Painted Hawaii for series two, is a British surreal comedy television series written and directed by Noel Fielding and Nigel Coan.  The initial format for the series changes after the first series, with series one being a surreal sketch show, and series two being a sitcom. The series stars Noel Fielding, his brother Michael Fielding, Tom Meeten, Dolly Wells, and occasionally Rich Fulcher, Dave Brown, and Richard Ayoade. The first episode premiered on 26 January 2012 on E4.  The music for the first series was written by Noel Fielding and Kasabian's Sergio Pizzorno, a good friend of Fielding's, under the band name Loose Tapestries.  The duo were joined for the second series by Kasabian touring member, Tim Carter.

Buster Bloodvessel: Douglas Trendle (born 6 September 1958), better known as Buster Bloodvessel, is an English singer and the frontman of the ska revival band Bad Manners.  His stage name was taken from the bus conductor played by Ivor Cutler in the Beatles' 1967 film "Magical Mystery Tour".

Ivor Cutler: Ivor Cutler (15 January 1923 – 3 March 2006) was a Scottish poet, songwriter and humorist.  He became known for his regular performances on BBC radio, and in particular his numerous sessions recorded for John Peel's influential radio programme, and later for Andy Kershaw's programme.  He appeared in The Beatles' "Magical Mystery Tour" film in 1967 and on Neil Innes' television programmes.  Cutler also wrote books for children and adults and was a teacher at A. S. Neill's Summerhill School and for 30 years in inner-city schools in London.  He told Andy Kershaw on his radio show that he also gave private poetry lessons to individuals.

Supporting paragraphs: Ivor Cutler Magical Mystery Tour (film)
Answer: Magical Mystery Tour