Happy 26th Birthday, Lauren Conrad! See Photos of ‘The Hills’ Star Through the Years (PHOTOS)

Once Kristin Cavallari announced that she is pregnant with her first child, pretty much everyone from The Hills generation suddenly realized that they are all getting a little older.

Want more proof? Well, today, Lauren Conrad, the star of The Hills, turns the big 2-6!

Though it’s hard to believe it, Laguna Beach premiered about seven years ago. And in those seven years, we’ve seen Lauren grow from a flirty teenager to a bestselling author, budding fashion designer and bonafide A-list star.

To celebrate Lauren’s big day, we’re taking a look back at her evolution, from the early days through 2012. Check it out in our gallery now!