The #1 R&B song on December 21, 1977

Serpentine Fire By Earth, Wind & Fire

Other #1 songs on December 21, 1977

#1 Hit Song

How Deep Is Your Love
Bee Gees

UK #1 Song

Mull of Kintyre / Girls' School
Wings

#1 Country Song

Here You Come Again
Dolly Parton

#1 Dance Track

Once Upon a Time... (all cuts)
Donna Summer

Notable December 21 birthdays in the 1970s

Anita Lerche
Pop Singer
Born December 21, 1973

Erika Ender
Pop Singer
Born December 21, 1974

Carmen Bryan
Non-Fiction Author
Born December 21, 1971

Claudia Poll
Swimmer
Born December 21, 1972

Rutina Wesley
TV Actress
Born December 21, 1978

Cris Pereira
Comedian
Born December 21, 1976