Expecto Patronum!!

Hail Harry Potter fans, "think of your happiest memory, because Pottermore has a very exciting announcement to make…"

Direct your eyes and click upon the above link and enter a dark forest where, after an enigmatic test, you may finally cast the famous Patronus Charm and discover what form your corporeal Patronus takes.

Mine is a Dolphin. Everyone who has finished J.K. Rowling's Harry Potter series knows who the Silver Doe Patronus belongs to. Now it is time to learn yours!
Expecto Patronum!!

"The Patronus is a kind of positive force, a projection of the very things that the Dementor feeds upon – hope, happiness, the desire to survive." - Remus Lupin