In the constantly-contradicting world of tabloid journalism, is anyone reliable? We analyzed 20 months of reported break-ups, marriages, and pregnancies to tabulate our first-ever Tabloid Reality Index, batting averages for America's five major celebrity glossies and the rumors they monger.

Quantifying the outcomes of rumors isn't an exact science. For the purpose of this story, we focused on five types of falsifiable rumors: breakups, pregnancies, marriages, engagements, adoptions, and reconciliations. Within each category, we used our own judgment as follows:

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