Pictures of Lauren Conrad on Twitter and Instagram

Lauren Conrad turns 27 years old today! She became a household name when her run on Laguna Beach turned into a starring role in her own reality series. Even after her final episode of The Hills aired, LC kept her star rising by penning bestselling books, designing multiple fashion lines, and launching her own fashion and beauty blog.

Lauren's shared her journey, from an OC high school student to a superstar, with the world, and since she started posting on Twitter and Instagram, we've gotten an even closer glimpse into her daily life. Take a look back at LC's cutest Twitpics and Instagrams as we celebrate her big day!