Style 101: Tips for Every Woman

Don't bother with it. Simply knot the belt around your waist. Hayden Panettiere looked classic but youthful in a traditional Burberry trench cinched around her middle.

GET HAYDEN'S TRENCH ONLINE NOW
Burberry double-breasted trench, $995; at net-a-porter.com.

See more stars in trenchcoats!