Impersonations have always fascinated me. When they're done well, they're cool. When they're done superbly, they are amazing.
Kevin Spacey is a superb impersonator. He does more than voices and I could watch him do this for hours.
This video is about 6 and a half minutes long but you won't be bored*. I promise.
*I don't have cable or satellite, therefore, I don't have Bravo. But back in the days when I did, I loved the Actor's Studio. By the way, you've seen Will Farrell do James Lipton, right?