"When pigs fly” is an old saying about an impossibility and a time that never comes. There is a joke:
“Pigs can fly… They just gotta pay for two seats.”
“Pigs CAN fly. She should’ve been charged for two seats” was cited on Twitter on January 15, 2012.
“Pigs can fly… They just gotta pay for two seats” was posted on Reddit on June 2, 2016.
Wikipedia: Flying pig
The phrase “when pigs fly” is an adynaton—a figure of speech so hyperbolic that it describes an impossibility. The implication of such a phrase is that the circumstances in question (the adynaton, and the circumstances to which the adynaton is being applied) will never occur.
Pigs CAN fly. She should’ve been charged for two seats.
8:57 PM - 15 Jan 2012
North Carolina Gun Owners
The NCGO General Humor Thread - not PC/not safe for children
04-24-2014, 05:52 PM
I guess pigs can fly.
They normally get charged for two seats!
Pigs CAN fly…
submitted June 2, 2016 by madmansmarker
They just gotta pay for two seats.
Pigs CAN fly… They just gotta pay for two seats. #lmao
10:38 PM - 2 Jun 2016
Pigs CAN fly… They just gotta pay for two seats. #mademyday
10:55 PM - 2 Jun 2016
Pigs CAN fly… They just gotta pay for two seats. #ROFL
11:04 PM - 2 Jun 2016