Well, they didn’t disappoint us with that announcement did they.

If you haven’t managed to watch it yet (first of all where have you been) Arsenal nailed the news we’ve all been waiting for with 24 hours to go until the window closes.

But it wouldn’t be a Gunners transfer reveal without the fans, and some of you guys have managed to pull off some great reaction on Twitter.

Mustafi becomes Arsene Wenger’s third most expensive signing after Alexis Sanchez and Mesut Ozil, so it’s only right we kick off this article with a respectful reminder of the real Mustafi…