I'd ask the kids: what are you doing to this fabric? Why does it keep ending up like this? They claimed no knowledge of the situation. So I'd smooth it out.
And soon after, it would be messed up again.
This cycle repeated itself for a few weeks. I admit it: when I'm not feeling well, little annoyances like this bother me much more than they should. (I'm happy to share that the antibiotics did their work this week, and I'm feeling worlds better.) I was getting pretty frustrated.
Then, I went into the playroom and found this:
Who knew that the top of the market stand made a great cat hammock?