1. The Secret Service
  2. Hungover girls at brunch
  3. Those who've just had their eyes dilated
  4. People wearing those "Transitions" glasses that haven't transitioned to indoor light yet.
  5. Blind people
  6. Cyclops from the X-Men
    Suggested by @ChrisK
  7. Women who have been crying
    Suggested by @natasha
  8. The invisible man
    Suggested by @fats
  9. This guy. 😎
    Suggested by @mandi
  10. Corey Hart
    Suggested by @dev