Film Festival Central

Adding an over-the-top accessory can take an outfit from mediocre to magnificent. While festival darling Sienna opted for a fashion forward top hat, the more understated bowler style is a little easier to pull off and still perfectly on-trend with this season's menswear looks.

BUY A HAT LIKE SIENNA’S Felt bowler, Urban Outiftters, $38; at urbanoutfitters.com.