Elsa Harry Potter Makeover

There's going to be a big costume party in Arendelle tonight, you know, and queen Elsa would really want to be the center of attention with her jaw-dropping Harry Potter-themed costume. Would you help her get ready? Help her pick her preppy chic Hermione-inspired outfit, then opt for a spectacular, long wizard cape, for a statement, colorful tall hat, too, a sorceress hat, of course, then...