If there's one thing celebrities are known for more than mixing and mingling at awards shows, it's frolicking at the beach. But even Hollywood's brightest stars can make some pretty amateur mistakes -- see Rachel Bilson, Kim Kardashian, Kelly Osbourne and other bold-faced names with some seriously awkward tan lines and sunburns. Stars: They're just like Us!
Oops, you missed a spot! The OC alum not only showed off a fit figure at the beach, but also flaunted an unintentional, awkward tan line from a previous jaunt at the beach.