Since I adore Samurai-PET's art like mad - y'all might recall the earlier Harry & Draco piece done - I messaged asap, which was good, because slots filled up in under 15 minutes O_O
Ultimately I wanted something very comfortable, that had a certain casual intimacy to reflect all the time they've spent together. My favorite offical pics are these two so I sent them over as refs as well.
The final piece got posted today and I'm extremely psyched:
Click for full size
The artist's post is HERE if anyone's interested
I find that the lineart+cellshading is pretty much perfect and Samurai-PET's style just brings characters to life - and works especially well for anime.