We know it so, so well: today is one of the most revered, most commemorated, most ballyhooed days on our Potterhead calendar.

From full-scale shindigs, to magical workplace attire, to bonus runs (right?), to dinner themes, to read-a-thons and viewing parties, there are countless ways to mark the day.

So…how are YOU celebrating the birthdays of the Boy Who Lived, AND the Woman Who Made It All Possible?