Popsugar Entertainment Products Under $100 Best Harry Potter Shirts | 2020 We're About to Snatch Up These Harry Potter Shirts Faster Than a Quidditch Seeker 13 February 2020 by Karenna Meredith View On One Page Photo 22 of 30 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 22 When in Doubt, Go to the Library T-Shirt If you have a touch of Hermione in you, pick up the When in Doubt, Go to the Library T-Shirt ($30). When in Doubt, Go to the Library T-Shirt $30 from outofprintclothing.com Buy Now Previous Next Start Slideshow ShoppingProducts Under $100Products Under $50ShirtsMoviesHarry PotterBooks