This could have been better. I think the length was good. Wouldn't he notice the other wall right away? Well, I don't know how walls think. I was wondering what the thumbnail went. It didn't show up until the very end.
I think there could have been more jokes. At least there was a final punchline. It's a harmless cartoon. I have seen better cartoons from you. I can see why it has few views. It's just mediocre, I suppose.