Anyone could have guessed that top-seeded Virginia versus University of Maryland Baltimore County would be a 20-point blowout.
But who would have predicted it would be the biggest upset in the history of the NCAA tournament?
UMBC — an acronym unfamiliar to most people before Friday night — shocked the college basketball world with a 74-54 victory over Virginia, becoming the first No. 16 seed ever to beat a No. 1.
On Twitter and TNT — it's hard to know exactly who came up with it first — the clever "U Must Be Cinderella" wordplay went viral.