Actress Sierra McCormick is celebrating a big milestone today: it's her 18th birthday!
The star has been hitting red carpets since she was super young – especially attending a ton of events while she was on the Disney Channel show, A.N.T. Farm – and her style has really evolved over the years. Sierra used to rock cute tees and jeans as a kid, but now she's all about daring jumpsuits, edgy dresses, and bold accessories! In honor of her big day, we're looking back at just how much her style has changed.
Click through the gallery to see Sierra grow up right in front of your eyes. Then, make sure to wish her a very happy birthday by commenting below.