This Funny Or Die video features almost all the iconic presidential impressions from Saturday Night Live all in the same room, some reprising roles they haven't played since the '70s.
The only notable absence is Phil Hartman's Ronald Reagan. Hartman is sadly no longer with us, but he is impeccably replaced by Jim Carrey, who used to play Reagan back in his early days logging time on In Living Color.
All in all, a pretty momentous event for comedy and political enthusiasts alike.
Here's one of the old legendary Phil Hartman sketches...