This Dr. Horrible's Sing-A-Long Blog photo contains
plaisancier, leghorn, panama, marin, skimmer, chapeau de paille, barbeau, chapeau, écumoire, paille, canotier, livourne, chapeau panama, sailor, fedora, chapeau de feutre, homburg, stetson, trilby, hombourg, chapeau de feutre trilby, casser chapeau à bord, chapeau à bouton pression, and chapeau à bord clin d’oeil.
There might also be
chapeau cavalier, chapeau mou, chapeau slouch, chapeau de cavalier, and slouch hat.
Clips from Castle, Doogie Howser, M.D., Dr Horrible's Sing-Along Blog, Firefly, How I Met Your Mother, The 61st Primetime Emmy Awards, Two Guys, a Girl and a pizza Place.