People who have no life, or procrastinate a lot. :P
Red lipstick?
Users of bad-quality self-tanner, or people who eat too many carrots.
Ducks?
High-profile people, but not with their spouses. x)
Champagne?
It's you! It's me! And there's dancing! :)
Super smart at math.
Butterflies?
Those performers from Las Vegas.
The Simpsons?