Jimmy Fallon tried to put his foot down over one particularly terrible, groan-inducing joke during Wednesday's episode of "The Tonight Show," but to no avail. "Scientists released the first-ever ...

Add Yahoo as a preferred source to see more of our stories on Google. Jimmy Fallon literally gives away one of his jokes during the Sept. 24, 2025 edition of "The Tonight Show" (NBC) Jimmy Fallon ...

Jimmy Fallon literally gives away one of his jokes during the Sept. 24, 2025 edition of "The Tonight Show" (NBC) Jimmy Fallon tried to put his foot down over one particularly terrible, groan-inducing ...