Jack Antonoff's Optimistic Outlook on the Music Business and Memorable Performances

Jack Antonoff, Grammy-winning producer and co-writer of Taylor Swift's hit song "Cruel Summer," appeared on The Tonight Show with Jimmy Fallon and expressed optimism about the state of the music business, crediting fans as the driving force behind the success of songs. Antonoff discussed the rise of "Cruel Summer" and how it gained popularity organically, highlighting the power of fan enthusiasm. He also engaged in a songwriting session with Fallon and later performed his band Bleachers' single "Modern Girl."