Iman Shumpert – the only player drafted by the Knicks still on the team – has a lot of legwork to do to make fans feel good about the suddenly retooled team. And after losing Jeremy Lin, signing George Lucas’ party crasher, and losing some of their shine to Brooklyn’s fancy new Nets, Knicks fans could use some cheering up. Shump, always ebullient, has no problem playing the part of entertainer, and showed the folks at the Knicks’ media day some of the sway he’s been developing over the summer. Check out Shumpert go off the top of the dome below — maybe it’ll take some of the Knicks’ other issues off the brain for a bit.