Carol Burnett: Climbing the Hollywood sign, getting her first laugh, and how having fun is still a priority at 90 years old

One of the most adored comedians of all time, Carol Burnett broke up the boys club that was network television with her freewheeling variety hour The Carol Burnett Show. More than half a century later, she’s still flexing her quick wit and comedic acting skills on shows like Better Call Saul and Palm Royale. In this special interview from Los Angeles, Carol Burnett sits down with Tom  in the city she grew up in, and reminisces about the hard-won lessons and chance encounters that helped her become a star.