Wearing vintage wide-leg jeans at the Sundance Film Festival on Jan. 22, Mandy Moore kicked off a hot newtrend: flares! “Mandy says jeans are the best thing to pack when traveling because they never wrinkle and can go from day to night”, says a friend. The wide-leg jeans are also ultra-flattering because they balance out curves and can be dressed up or down. And it seems Mandy’s hooked: She recently picked up True Religion Sammy jeans and super-wide Goldsign Dietrich denims!