When in the doggy style position, the guy spits on partner's back (which she thinks is cum). Then turns her around and blows a big cum shot on her face.

The phenomenon of having to come out as bisexual to the same person/people repeatedly because they assumed or hoped that your sexuality was a "phase." Refers less to the holiday and more to the 1993 Bill Murray comedy film in which the main character experiences the same day over and over.

You have the definition right, but the word wrong. It's called the david copperfield. Houdini got himself out of locked handcuffs, copperfield does the slight of hand.