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Justin Bieber Sparks Online Criticism After Wearing Overalls to Meet Canadian PM

(Credit: Flickr/PM Stephen Harper)

2012 Year in Review: Top 5 celebrity blunders

December 18, 2012

For some celebs, 2012 was smooth sailing all the way to New Year's —- but these stars unfortunately had some less-than-stellar moments. --Carly Maga