It's kind of crazy how long Selena Gomez has been in the public eye. In fact, you might not want to think about it too much, lest you find yourself vexed with a serious case of the "OMG, I'm Olds."

Through the years, Selena has had a number of looks. Let's take a look back at how she's changed over time. Tell us, which Selena look is your favorite? (Graphic by Kristy Puchko)

Kristy Puchko