A mental condition that causes the afflicted to be exhibit VARYING degrees of socially awkward characteristics and extremely specific obsessions, being more common in men, but not unheard of in women.

Socially awkward characteristics include unusual vocal characteristics (voice is expressionless monotone or overly expressive radio personality voice), inconsistent or nonexistent grooming or hygiene, lack of facial expression, and the inability to carry on a normal conversation (extremely long winded or maddeningly terse).

Extremely specific obsessions could range from sports (i.e. knowing everything about a team) to celebrities to science fiction. Science fiction or fantasy being the most common, sufferers generally also possessing an active fantasy life.

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.