Harry Potter: 10 Gryffindor Tattoos Only Devoted Fans Will Understand
"One of the most popular Harry Potter fan tattoos you can get is one of the four Houses. It is especially popular since you can take a quiz on Pottermore to find out which House you belong to. Since the website was made by J.K. Rowling herself, it'll be as canon of an answer as you will ever find on the vast internet." - click image for article