And here is his first pic, which was well received, as you can imagine. It's safe to say, he's mastered the moody. 

Captioned "#on", it's the first and only pic posted by the actor / producer / writer/ /Mr. Jennifer Aniston. In the last 14 hours he's garnered himself over 20,000 followers and such comments as "Please tell her that the Fanistons love her more than aything we would die for her"

Listen, we've only just got him on Instagram, stop scaring him away already!