The #1 song in the UK on May 18, 1971

Knock Three Times By Tony Orlando and Dawn

Other #1 songs on May 18, 1971

#1 Hit Song

Joy to the World
Three Dog Night

#1 R&B Song

Bridge Over Troubled Water
Aretha Franklin

#1 Country Song

I Won't Mention It Again
Ray Price

Notable May 18 birthdays in the 1970s

Chad Donella
TV Actor
Born May 18, 1978
Reggie Evans
Basketball Player
Born May 18, 1980
Brian Heffron
Wrestler
Born May 18, 1973
Julián Speroni
Soccer Player
Born May 18, 1979
Jack Johnson
Rock Singer
Born May 18, 1975
Jenny Berggren
Opera Singer
Born May 18, 1972
Danny Mills
Soccer Player
Born May 18, 1977
Chantal Kreviazuk
Pop Singer
Born May 18, 1974