We've had some fun with fake videos of Barack Obama rapping along to today's hits.

But this backstage footage from the Democratic National Convention last week proves Obama is a rap fan for real. As you will see, he hyped himself up for his keynote speech by listening to Eminem's 'Lose Yourself.'

Watch the Preezy bob along to Shady's highly motivational track.

What's your favorite song for getting hype?