I'm thinking of a celebration.
By that, I mean some sort of festival, an important event or occasion, by which humans gather to engage in enjoyable, typically social, activity.
You have 11 questions (in total, not each).
They must all be yes/no questions.
First correct answer closes the...
i remember when I was a kid, i wrote the author of a book series i read (Encyclopedia Brown) and he actually sent me a letter back with a personal note on the side. it still hangs in a frame in my elementary school library