First a picture of both of them
This is Terri. She's quite mischievous, as you may be able to tell.
This is Heather. She's a bit more, well, horizontal.
They're so cute! Can't I see more of them? (Note: Terri's no longer living, but Heather's still around, just as cute as ever.)
Here is a link to more info about Welsh Corgis.