The #1 song in the UK on April 20, 1980

Call Me By Blondie

Other #1 songs on April 20, 1980

#1 Hit Song

Call Me
Blondie

#1 R&B Song

Don't Say Goodnight (It's Time For Love)
The Isley Brothers

#1 Country Song

A Lesson in Leavin'
Dottie West

#1 Dance Track

Stomp!
The Brothers Johnson