Before introducing the beloved classic “Have Yourself a Merry Little Christmas” to the world, Judy Garland urged composer Hugh Martin to write a more lighthearted second line than “It may be your last.” He landed on “Let your heart be light” instead, and the rest is holiday history. | Turner Classic Movies: TCM

Turner Classic Movies host Ben Mankiewicz looks back at the work of actor and director Rob Reiner, whose films became part of our shared cinematic language because of their humor, drama and aching belief in humanity. | CBS Sunday Morning