It's dress rehearsal time on the set of Saturday Night Live. A new intern, having been hired for one episode, arrives at NBC's studios, excited as can be. He heads to the front of the set and is directed into a closet to get suited up for practising an SNL sketch. He chooses a suitable suit, pair of pants and buttons himself up. At last he comes to a row of footwear. His eyes are immediately drawn to a flash-looking pair of shoes, polished to a shine and cobalt black. He goes for them, but is su…