The #1 R&B song on April 21, 1979

Disco Nights (Rock-Freak) By GQ

Other #1 songs on April 21, 1979

#1 Hit Song

Knock on Wood
Amii Stewart

UK #1 Song

Bright Eyes
Art Garfunkel

#1 Country Song

All I Ever Need Is You
Kenny Rogers and Dottie West

#1 Dance Track

Dancer/ Dance to Dance
Gino Soccio

Notable April 21 birthdays in the 1970s

Michael Turner

Born April 21, 1971
Rob Riggle

Born April 21, 1970