- Dec 2 British composer Michael Tippett's opera "The Knot Garden" premieres at the Royal Opera House, Covent Garden, London, England
- Dec 15 Robert Wilson and Alan Lloyd's musical theatre work "Deafman Glance" first performance at Center for New Performing Arts in Iowa City, Iowa
- Dec 18 "Me Nobody Knows" opens at Helen Hayes Theater NYC for 587 performances
Elvis Meets Nixon
Dec 21 Elvis Presley meets US President Richard Nixon in the White House - the image of this meeting is the most requested photo from the entire National Archives
- Dec 24 Walt Disney releases animated musical "The Aristocats" featuring voices of Phil Harris, Eva Gabor, Hermione Baddeley, Sterling Holloway, and Scatman Crothers
- Dec 27 Jerry Herman's musical "Hello, Dolly!", starring Carol Channing, closes at the St. James Theatre, NYC, after 2844 performances and 10 Tony Awardwins
- Dec 28 Stan Freeman and Franklin Underwood's musical "Lovely Ladies, Kind Gentlemen", based on John Patrick's novel "The Teahouse of the August Moon", opens at the Majestic Theatre, NYC; runs for 19 performances
McCartney Files Beatles Lawsuit
Dec 31 Paul McCartney files a lawsuit to dissolve The Beatles in a dispute over Allen Klein's management of the group