Macy's offers the Bioworld Men's Harry Potter Hogwarts Crest Graphic T-Shirt in Ravenclaw (pictured), Slytherin, or Gryffindor for $8.40. Coupon code "VIP" drops the price to $5.88. Pad your order with a beauty item (prices start at $4) to receive free shipping; otherwise, shipping adds $10.95. That's $18 off list price and the best deal we could find. They're available sizes M to XL S to XXL, but not in all size/color combinations. Coupon expires March 19.