" A WBShop.com exclusive! Pull out your Marauder's Map and explore the secret halls of Hogwarts while wearing this black Harry Potter ""I Solemnly Swear / Mischief Managed"" women's fitted t-shirt. This t-shirt was created by WBShop.com for the most dedicated Harry Potter fans. The shirt features the password to opening the secrets of the map on front - ""I solemnly swear that I am up to no good"" and the secret to close the map - ""Mischief Managed"" - on back. 100% cotton. Machine wash cold with like colors, only non-chlorine bleach when needed, tumble dry low, do not iron."

Show your Muggle pride with this Harry Potter women's crimson t-shirt. "Muggle” is boldly printed in white across this super soft 100% cotton tee.

"Selected by more than 25,000 fans in a world-wide poll, this EXCLUSIVE Harry Potter ""Mischief Managed"" t-shirt features the incantation used to hide the contents of Marauder's Map after they've been revealed. This 100% cotton black t-shirt with white lettering is available in youth, adult, and women's fitted styles."

"Show everyone whose side you're on with this EXCLUSIVE Team Blair fitted t-shirt. This 100% cotton white t-shirt features a black and white image of Blair's face and name on the front with the text, ""Gossip Girl the TV series. Popularity has its price."" Available in women's sizes, only from WBShop.com!"

"Show everyone whose side you're on with this EXCLUSIVE Team Nate fitted t-shirt. This 100% cotton white t-shirt features a black and white image of Nate's face and name on the front with the text, ""Gossip Girl the TV series. Popularity has its price."" Available in women's sizes, only from WBShop.com!"