Video: 'My Fab Weekend with John Lennon and Yoko Ono'

(Saturday, October 9, 1971, evening EDT) — An impromptu sing-a-long session broke out tonight during a 31st birthday party for ex-Beatle John Lennon at The Hotel Syracuse in upstate New York, with fellow ex-Beatle Ringo Starr among those in attendance.

Video: 'John Lennon 31th Birthday'

Video: 'John Lennon & Friends Sing What'd i say'

Video: 'John Lennon & Friends - Yellow Submarine'

Video: 'John Lennon & Friends - Let's Have A Party'

Video: 'John Lennon & Friends - Yesterday (Oct, 9 1971)'

Video: 'John Lennon & Friends sing Buddy Holly'

Video: 'John Lennon & Friends - Blue Suede Shoes'

Video: 'John Lennon & Friends - Uncle Albert/Happy Birthday/My Sweet Lord'

Video: 'John Lennon Attica State from John 31st Birthday'

The party followed the opening of This Is Not Here, an exhibition by Lennon’s wife, artist Yoko Ono, at Everson Museum of Art. 

Video: 'Ringo Starr At John and Yoko's This Is Not Here Exhibition - 9 October 1971'