https://www.youtube.com/watch?v=72HyQQs7Mtk
Billie Holiday 
Billie Holiday born on this date April 7 in 1915 as Eleanora Fagan and later called Lady Day, sings this song God Bless the Child for you.
Gerry Mulligan film credits
Gerry Mulligan homepage via
Chet Baker 
and Gerry Mulligan
Sandy & Gerry Mulligan 
Dennis lived with prominent jazz musician Gerry Mulligan from 1965 until they split up in 1974. (Via Sandy Dennis wiki)