Most people have noticed that Will Ferrell and the drummer from the Red Hot Chilli Peppers, Chad Smith, look like they were identical twins seperated at birth.  It's uncanny!  Finally, Jimmy Fallon invited BOTH guys to his show and convinced them to do have a "drum off" to find out who's the better drummer once & for all.  It took an un-expected twist.  MAKE SURE YOU WATCH TO THE END OF THE VIDEO for a surprise!!