noun. Possibly the most traumatic Christy-centric event since the Christy-geddon.
Real citation: "Cell has gone missing and calling it is not an option as the power on it has drained. Christy-pocalypse has commenced! eeek!"
(July 25, 2010, JediGoddess, Twitter, http://twitter.com/JediGoddess/status/19489015533)
Made-up citation: "I think a fun thing for the Pope to do would be to replace Christmas with Christy-pocalypse. Who's with me?"