The Must-Have Denim Styles Your Favorite Celebrities Are Wearing

We are officially declaring this week Denim Week—that’s seven days of awesome, denim-filled content—and what better way to kick things off than with a stylish game of who’s wearing what? We put on our detective hats to uncover the biggest celebrity denim mysteries, from Rosie Huntington-Whiteley’s perfect boyfriend jeans to Heidi Klum’s light-wash overalls, so keep reading for all the need-to-know details.