The #1 R&B song on December 20, 1977

Serpentine Fire By Earth, Wind & Fire

Other #1 songs on December 20, 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 20 birthdays in the 1970s

Andrei Markov

Born December 20, 1978

David Nedohin

Born December 20, 1973

Nicole de Boer

Born December 20, 1970