The first time Prince could have saved Saturday Night Live

There's a cast of unknowns, the ratings are spotty, and so they call in Prince and hand over a chunk of Saturday Night Live. Reading the breathless press coverage of his upcoming, eight-minute jam (Rolling Stone: "What better way to celebrate the 30th anniversary of Purple Rain...), it's easy to forget that the Purple One has played this rodeo before. In fact, Prince made his SNL debut 33 years ago, on Feb. 21, 1981. And if you think Cecily Strong and Co. have got troubles, you've never seen Cha...