Jimmy Fallon Guests September 3, 2026

Episode clips

Jim Gaffigan

Interview

"I Would've Introduced Alcohol Earlier": Jim Gaffigan on Parenting Teenagers | The Tonight Show

Jim Gaffigan promotes his Everything Is Wonderful! stand-up tour and jokes that raising five teenagers feels like diplomatic peacekeeping, complete with missing clothes, stolen hiking shoes and several unresolved household “cold cases.” He also reflects on turning 60 and discusses playing Grover Cleveland on The Gilded Age.

#JimGaffigan feels like he’s “living in a psych ward” because he’s raising teens 😭 #FallonTonight

Karlie Kloss

• Spaghetti Code · View book →

Interview

Karlie Kloss Attended Her High School Prom and the Met Gala in the Same Week (Extended)

Karlie Kloss promotes her children’s book Spaghetti Code, explaining how Kode With Klossy and its thousands of young coding students inspired a story about a girl using technology to help a small business. She also compares parenting three young children to chaos, recalls attending prom and the Met Gala in one weekend, and samples a frozen-custard flavor created in her honor.

#KarlieKloss has helped introduce over 12,000 people to STEM with her program Kode with Klossy!

Bebe Rexha

Musical Performance

Bebe Rexha: New Religion/Sad Girls Medley | The Tonight Show Starring Jimmy Fallon

Bebe Rexha performs a medley of “New Religion” and “Sad Girls” from her album Dirty Blonde on The Tonight Show.

#BebeRexha performs a medley of "New Religion" and "Sad Girls"! #FallonTonight

FAQ

Who were the guests on The Tonight Show Starring Jimmy Fallon on Sep 3, 2026?

Jim Gaffigan, Karlie Kloss, and Bebe Rexha were the guests on this episode. The episode originally aired on Jul 27, 2026.

When did this episode air?

This was a rerun broadcast on Sep 3, 2026. The episode originally aired on Jul 27, 2026.