The late-night host had a wealth of material to draw from while mocking the already disastrous festival in honor of America's 250th birthday. Jimmy Fallon joked about the White House’s already calamitous Great American State Fair during Wednesday night’s episode of “The Tonight Show,” where he made sure not to spare any of the Trump administration’s big names. The late-night host gleefully took shots at America’s semiquincentennial celebration, which kicked off that evening in Washington, D.C.,