Realizing that, for some inexplicable reason, they haven’t had Matthew McConaughey as a host since 2003 or Adele as a musical guest since 2008, Saturday Night Live did the reasonable thing and booked them both to appear on the show on November 21 — because nobody can say “Live from New York†with the same pizzazz as a Lincoln-driving chap from Texas and a soul-crushing gal from London, after all. Until then, you have Donald Trump and Elizabeth Banks to look forward to at Studio 8H.