There are a few things that I will admit Tumblr is good for. One of them is the genre of blogs known as Ask Comics, where anyone can ask characters questions and the artist answers them in comic form.
Ask the ZPD has only been around for about a month, but already they’ve given the fandom some really great stuff- including a gif that is a personal favorite of mine:
Don’t worry, you won’t get Nickrolled if you click this link! I promise!
Ask the ZPD