WHAT DO I DO IN LAS VEGAS?

I'm not a total idiot & am going with my boyfriend who will be at a communication studies conference talmbout feminism all day for most of the time we're there. I've never been before unless you count watching every episode of Taxicab Confessions: Las Vegas. What do I eat? What do I do? I'm started this list with my musts but please add!
  1. Zion National Park
  2. Red Rock Canyon
  3. Valley of Fire
  4. Lotus of Siam
  5. Get drunk and be a gross monster, obvi.
  6. Any big famous New York restaurant where it's hard to get a reservation (Nobu, Rao's, etc) has a location in Vegas
    Suggested by   @tedf
  7. Suggested by   @maya