The #1 dance song on March 21, 1979

We Are Family/ He's the Greatest Dancer/ Lost in Music By Sister Sledge

Other #1 songs on March 21, 1979

#1 Hit Song

Tragedy
Bee Gees

UK #1 Song

I Will Survive
Gloria Gaynor

#1 R&B Song

I Got My Mind Made Up (You Can Get It Girl)
Instant Funk

#1 Country Song

I Just Fall in Love Again
Anne Murray

Notable March 21 birthdays in the 1970s

Kevin Federline

Born March 21, 1978
Rachael MacFarlane

Born March 21, 1976
Michale Graves

Born March 21, 1975
Laura Allen

Born March 21, 1974
Ananda Lewis

Born March 21, 1973
Chris Candido

Born March 21, 1972
Cenk Uygur

Born March 21, 1970