no comments to display

So this strange thing has come up on my channel: The total number of comments on the video this invisible one has commented on also counts this one. Is it a bug?

Hi guys, I love reading and answering comments. My viewers get super hyped with this interaction. However, many comments end up in the spam folder for no reason. That's not the point though. The problem is that I cannot view all those spam comments. I currently have about 100 of them sitting...