roof pig 

Noun. Metaphoric phrase most commonly used to describe a highly unusual or unforeseen event or occurrence. Can be extended to describe people who are not as they first appear, or when a person acts out of character.

Originally derived from a quotation in '90s cartoon television show "The Tick" in which the eponymous hero, upon seeing a pig on a rooftop, exclaims "Roof Pig! Most unexpected!".

Wow! Saints won the Superbowl? That's one heck of a roof pig!

She was acting so strangely the other night - a total roof pig.

roof pig by FightingTorque May 12, 2010

fuck it, pig on roof

just fuck it and put that pig on the roof, meaning to let something go and do whatever you want

I dont wanna do my homework tonight, guess its just fuck it, pig on roof

fuck it, pig on roof by insta@dddevvon July 2, 2019

roofpig 

1) An object that catches one off guard by being out of place.

2) An exclamation of surprise from something "most unexpected."

Derived from a 1994 episode of The Tick animated series entitled "Heroes."

intr.v. roofpigged, roofpig·ging

Roofpig! Most unexpected!

roofpig by Unorigional November 15, 2004