Kurt Andersen talks with Sandi Tan, who shot a film as an 18-year-old in Singapore in 1992, but the footage disappeared. She finally got her hands on the footage a few years ago, and the mystery of its disappearance is the subject of her new documentary, “Shirkers.” Tanwi Nandini Islam is both a novelist and a perfumer — and she demonstrates how she applies both of those talents to create a fragrance based on the Toni Morrison novel, “Beloved.”  And getting to the bottom of the hidden meanings and long life of Don McLean’s “American Pie.”Learn more about your ad choices. Visit megaphone.fm/adchoices