Zach Galifianakis interviewed President Barack Obama on Between Two Ferns.

Galifianakis and Obama traded barbs for over six minutes.

A few highlights:

"If I ran a third time, it'd be like doing a third 'Hangover' movie.  Didn't really work out well, did it?" -- Barack Obama

"You said you wouldn't let your son play football.  What makes you think he'd want to play football?  What if he was a nerd like you?"  -- Zach Galifianakis

"Is this what the mean by drones?" -- Zach Galifianakis

"Is your plug finally over?" -- Zach Galifianakis