Here's a line on "Harry Potter" costumes:
Harry Potter Hats,Sorting Hat,Professor McGonagall Hat,Madame Hooch,Quidditch Goggles,Albus Dumbledore,Professor Flitwick,Storybook,Alice in Wonderland,Madhatter,White Rabbit Topper,Witch Hats,NH,MA,NY,CT,VT,ME