Chris Pfeiffer is a well-known stunt rider who has been using BMWs for the last few years – I first discovered him with this amusing video of him goofing around on a F800R through the BMW Tower in Munich:
Someone on r/motorcycles/ just linked to another impressive piece of riding by Pfeiffer, except this time he’s on the 765 pound BMW K1600GT. Feel free to kill some time while you watch him throw around a very heavy bike: