by Tracy Pepey

It's time to recognize those celebs who had us talking all year long. It's good news for some (like those who finally got their heads on straight) and bad news for others (like those who just can't seem to learn their lessons). Take a trip through the last 12 months and join us as we honor the stars who thrived—and shake our heads at those who took a nosedive.

NEXT: Best Turnaround >>

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