The song "Your Mother Should Know" is based on a line from a film released in what year?
Your Mother Should Know:  It was written by Paul McCartney (credited to Lennon–McCartney) based on a line from the screenplay for "A Taste of Honey". A Taste of Honey (film): A Taste of Honey is a 1961 British film adaptation of the play of the same name by Shelagh Delaney.
1961