When a gay Gentlemen encounters a plethora of available and pulsating penises, he might choose to ride the endless Firehose. Where said gentlemen asks the members to join tip to tip and
stroke vigarously So he may ride the cascading cum slip'n'slide of pleasure to climax.

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.