Aw, cute kitten.
![Thumbs Up :thumbup:](http://www.intensitysquared.com/Smileys/default/icon_thumbs_up.gif)
You shouldn't have problem socializing a cat that young.
How about Barnacle? Kinda goes with Urchin.
I thought my cat was pregnant a while back. Her belly grew very quickly during the first few weeks after we adopted her. Turned out she was just chubbin' out.