Mannie Fresh bumrushed the crowd and mugged for the camera. Soul Glo's Pierce Jordan stunted on office furniture. Moses Sumney played our window-side piano. Some moments were staged and others spontaneous, but sometimes an artist just needs to "break the frame" of Tiny Desk. Case in point: Our puny shelves and cluttered junk could not contain Otoboke Beaver's Yoyoyoshie, who literally lept out fro