British  jazz musician Jamie Cullum was rocking out on his cover of "Uptown Funk", the 2014 boogie soul collaboration between London record producer Mark Ronson and Honolulu, Hawaii singer/musician Bruno Mars.

At the 2:16 mark.... not sure exactly what happened.  Maybe he has a pet cat that decided to jump from the top of the baby grand onto the lower octaves.  Maybe he was slamming the ivories hard enough to knock over the Venti soy latte that was perilously perched atop the instrument onto the keys below.

Either way, he thought..... "Eh, nobody's going to notice that...."