"I solemnly swear that I am up to no good."
You may or may not have known, but yesterday was Harry Potter Book Night. Fans from across the globe gathered in bookshops, schools and reading groups to celebrate their mutual love of the world of the Boy Who Lived.
Here are some of the best posts we've seen celebrating the night so far:
THEY POTTER PARTIED
THEY ATE CAKE
EVEN IN SOUTH AFRICA!
SHARE with family and friends!!!