Yeah, I love ChellXGLaDOS.
Actually, I love pretty much all of the portal pairings, but this one is my number one.
Other than GLaDOSxDeadly Neurotoxin Generator...
I know this is pretty simple and rushed, but I liked it so I thought I might as well upload. Texture can be found here.
Download for fullview!I've just noticed I forgot GLaDOS' eyebrows. Ah well. :I