Harry Styles is arguably the sexiest member of One Direction — and we’re pretty sure he knows it too. Of course, the other, ahem, three members of the group are exceptionally gorgeous in their own right, but there’s a certain quality and charm to Harry that makes him stand out above the rest.

We already know he’s the proud owner of some of the silkiest locks we’ve ever seen, and that he has one of the best singing voices of any other boy-bander out there. Still, there’s a lot more to learn about the birthday boy, who turns 22 today (February 1).

It’s only right that we celebrate his big day by keeping you up on all the Haz 411 with 22 interesting Harry Styles facts that took even us by surprise.

Check out our gallery above to get all the deets on your favorite Directioner!