The #1 song on April 18, 1941

Amapola (Pretty Little Poppy) By Jimmy Dorsey

Notable April 18 birthdays in the 1940s

James Woods

Born April 18, 1947
Bernard Arcand

Born April 18, 1945
Kathy Acker

Born April 18, 1944
Robert Christgau

Born April 18, 1942
Joseph L. Goldstein

Born April 18, 1940