Musical guest David Byrne performs "What Is The Reason For It?" for The Tonight Show. 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 Jimmy Fallon: https://www.nbc.com/the-tonight-show JIMM…
SOURCE: YouTube at 12:32AM on September 4, 2025