The world mourned the passing of comedic icon Joan Rivers in September 2014. Her beloved daughter and on-screen partner in crime Melissa Rivers sat down to honor her mother's memory in a candid conversation with the Today show's Hoda Kotb. She outlines her outrageous memories of growing up with her mother, life lessons, and healing through laughter that gave her the strength to write her new book: The Book of Joan. Recorded on May 12, 2015 at New York's 92nd Street Y.