Jimmy Fallon hosted an unexpected guest on Thursday’s (August 7) episode of The Tonight Show as rival late-night host and Fox ...

Conservative comedian Greg Gutfeld made his debut appearance on "The Tonight Show" with Jimmy Fallon Thursday, Aug. 7, ...

Greg Gutfeld, host of Fox News' popular nightly political comedy show "Gutfeld!," was a guest on "The Tonight Show Starring ...

F OX host Greg Gutfeld made an appearance on The Tonight Show With Jimmy Fallon Thursday, marking a surprising political ...

Greg Gutfeld made his broadcast late-night debut on “The Tonight Show Starring Jimmy Fallon” Thursday evening, marking a rare ...

Jimmy Fallon, the host of NBC’s “The Tonight Show” is expected to appear on Colbert’s program, along with other top comedians and celebrity friends. Rosalind O'Connor/NBC via Getty Images ...

A slew of comedy’s biggest stars — including Jimmy Fallon, Seth Meyers, John Oliver, Jon Stewart, Adam Sandler and more — took over the audience of “The Late Show” with Stephen Colbert … ...