This is a great thread. I was thinking the same things. We just got a little friend for Charlie. I was apprehensive at first about it - the new baby is very very little. It's only been a few days and already Charlie is warming up to his new friend. They are already eating together, sleeping together, etc. Charlie just needs to learn to play a bit easier with the baby.
I am so thankful that we got a second yorkie. Now Charlie will never be "home alone".
Here they are: