By Rebecca Silverstein
Happy 19th birthday, Selena Gomez! We can't believe this former Disney girl is entering her last year as a teen. To celebrate her metamorphosis, let's take a look at her 19 most stylish looks.
At the February 2011 premiere of "Justin Bieber: Never Say Never," Selena looked pretty in purple (JB's favorite color), wearing a satin Reem Acra cocktail dress with a bejeweled cinched waist.
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