The #1 dance song on May 21, 1979

Hot Stuff / Bad Girls By Donna Summer

Other #1 songs on May 21, 1979

#1 Hit Song

Reunited
Peaches & Herb

UK #1 Song

Sunday Girl
Blondie

#1 R&B Song

I Wanna Be With You (Part 1)
The Isley Brothers

#1 Country Song

If I Said You Had a Beautiful Body Would You Hold It Against Me
The Bellamy Brothers

Notable May 21 birthdays in the 1970s

Brett Tucker
TV Actor
Born May 21, 1972
Lyn-Z
Bassist
Born May 21, 1976
Paolo Montalban
Movie Actor
Born May 21, 1973
Mikel Jollett
Rock Singer
Born May 21, 1978
Angelo Pintus
Comedian
Born May 21, 1975
Gotye
Rock Singer
Born May 21, 1980
Aditya Chopra
Director
Born May 21, 1971