"Do you know what Epiphany is all about?"
"No idea. Not sure if all the Christians know it either."
"They must know, it's their holiday."
"Well - do you know what Tisha B'Av is all about?"
"Huh? Tissue what?"
In other religious news, my relatives visited Nazareth on Christmas, and their photos show what appears to be Santa Clauses on motorcycles camouflaged as sheep. Either it's a local tradition, or the locals' attempt at reindeer costumes for motorcycles went horribly wrong.