The #1 song in the UK on October 21, 1978

Summer Nights By John Travolta and Olivia Newton-John

Other #1 songs on October 21, 1978

#1 Hit Song

Kiss You All Over
Exile

#1 R&B Song

One Nation Under a Groove (Part 1)
Funkadelic

#1 Country Song

Tear Time
Dave & Sugar

#1 Dance Track

MacArthur Park
Donna Summer

Notable October 21 birthdays in the 1970s

Khalil Greene

Born October 21, 1979
Jeremy Miller

Born October 21, 1976
Toby Hall

Born October 21, 1975
Lera Auerbach

Born October 21, 1973
Matthew Friedberger

Born October 21, 1972
Nick Oliveri

Born October 21, 1971