As a part of the Night of Too Many Stars, Tracy Morgan and Chris Rock donned pale-colored turtlenecks and performed as Simon and Garfunkel. That is, until the real Paul Simon came onto the stage with some musical suggestions.
After a few rounds performing as the popular music duo, the three finally give up the gag and perform "Gin and Juice." File this one under "Things we never thought we'd see happen in real life."
[There was a video here]