Novak Djokovic reached the quarterfinals of the U.S. Open last week, but it's what he did on the court after wrapping up the victory that turned the most heads, serving up a truly hilarious impression of former champion John...

John McEnroe is known for his fiery temper, and evidently that temper even flares in psuedo-competitive team tennis, which is a lot heavier on the "pseudo" than the "competitive" part. During a testy moment in a recent match...

Here's one from the vaults, recently unvaulted on Funny Or Die. It's Will Ferrell, in some bizarrely addled incarnation, crashing the set of CNBC's "Power Lunch" financial program a few years back. Hosts Sue Herera and Bill...