The #1 song on April 20, 1950

If I Knew You Were Comin' (I'd've Baked a Cake) By Eileen Barton

Other #1 songs on April 20, 1950

#1 R&B Song

Double Crossing Blues
Johnny Otis Quintette, The Robins, and Little Esther

#1 Country Song

Chattanoogie Shoe Shine Boy
Red Foley

Notable April 20 birthdays in the 1950s

Donald Pettit

Born April 20, 1955
Luther Vandross

Born April 20, 1951