Yesterday, The Secret Life of the American Teenager celebrated its 7 year anniversary since the very first episode debuted on ABC Family. It's hard to believe so much time has passed since one of our favorite shows started, but if you think about it in terms of how many hairstyles Shailene Woodley has had over the same time span, it totally makes sense!
From her long, mermaid-like waves to her choppy bangs – and her iconic short haircut for The Fault In Our Stars – Shailene has had so much fun with her variety of looks!
Click through the gallery to see what Shailene's hair looked like every year since the show began. Let us know which one of her styles is your all-time favorite by commenting below!