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

Justin Coppolino
Tattoo Artist
Born March 21, 1980

Rani Mukerji
Movie Actress
Born March 21, 1978

Iain Percy
Sailor
Born March 21, 1976

Sean McDermott
Football Coach
Born March 21, 1974

Cenk Uygur
Radio Host
Born March 21, 1970

Vanessa Lynn Branch
TV Actress
Born March 21, 1973