Yearbook Library; Dimitrios Kambouris/Getty Images
May 16, 2015

It's Megan Fox's 29th birthday, and before she's even hit her 30s the actress has already reached career heights that most only dream about. Add to that two adorable kids with husband Brian Austin Green, and there's little doubt that the Transformers star's life isn't slowing down anytime soon—despite a recent bikini-clad break with her family in Hawaii.

In honor of her big day, we're taking a look back at how the actress has transformed over the years from girl-next-door to mega-Fox.

PHOTOS: Megan Fox's Changing Looks Through the Years