Last Night on Late Night
John Oliver: Nothing will change in White House until Trump is gone
Jon Hamm's funny faces game with Jimmy Fallon is no contest
Bill Maher on Steve Bannon: 'Speaking of getting rid of racist eyesores'
Al Franken: 'I've known for weeks that Trump is a terrible president'
Tina Fey's cake rage on 'Weekend Update' met with mixed reactions
James Corden has an important reminder after Barcelona terror attack
