Stop what you're doing. Maisie Williams, Daniel Radcliffe and Jenna Coleman have taken the ultimate selfie.

What happened when Harry Potter met Arya Stark? The world imploded – or at least that's what actress Maisie Williams predicted would take place once her Instagram selfie hit the internet.

The actress posed it up with a bearded Daniel Radcliffe at Comic-Con over the weekend, but they weren't the only famous faces appearing in this starry, starry snap. No, no.