Katy Perry Puts Her Sexy Bikini Body On Display To Take The ALS Ice Bucket Challenge

16 Celebrities With Issues - Bankruptcies, Rehab, And Much More

Casey Johnson Casey Johnson
March 16th, 2014 6:03pm EDT

Selena Gomez

Selena Gomez - Selena went to rehab for "exhaustion" and allegedly left early, then hooked up with Justin Bieber against the wishes of her family and friends - and despite the fact she blasted him several times on Twitter.

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