Full episode: Greta Gerwig, Mimi Valdes, Roch Carrier, Mary McCartney

Air Date: Nov 09, 2017 12:00 AM ET

Greta Gerwig opens up about her directorial debut, Lady Bird. i am OTHER CCO Mimi Valdes shares her secrets to success. Roch Carrier on his classic story, The Hockey Sweater, which is now a musical. Photographer Mary McCartney on capturing celebrities.