This Jason Mraz фото contains
концерт, фетровая шляпа, хомбург, стетсон, фетровой, фетровая, стетон, трильби, fedora, and трилби.
There might also be
канотье, леггорн, панама, моряк, скиммер, соломенная шляпа, матрос, ливорно, and панама шляпу.
This song has explicit lyrics but it's amazing... Listen to it if you're old enough! (Please don't if you're not... don't make me feel bad for posting this!)