McCandless said he and a colleague scraped 10,000 Facebook status updates for the phrases "breakup" and "broken up."
They found two big spikes on the calendar for breakups. The first was after Valentine's Day -- that holiday has a way of defining relationships, for better or worse -- and in the weeks leading up to spring break. Maybe spring fever makes people restless, or maybe college students just don't want to be tied down when they're partying in Cancun.
And let's hear it for cheapskates. The other big romantically treacherous time, according to the graph, is about two weeks before Christmas -- presumably as people begin pricing gifts for their significant others.