Will Smith talks about starring in the daring travel show Pole to Pole and having a terrifying scuba diving incident underneath the ice at the North Pole before Jimmy challenges him to hold a boa constrictor for 30 seconds. The Tonight Show Starring Jimmy Fallon. Stream now on Peacock: https://bit.ly/3gZJaNy Subscribe NOW to The Tonight Show Starring Jimmy Fallon: http://bit.ly/1nwT1aN Watch The Tonight Show Starring Jimmy Fallon Weeknights 11:35ET/10:35c Get more The Tonight Show Starring