Cute not nasty.

Looks like parts have been re-hydrated.

people make animals suffer for thier stupid pleasure!

I wouldn't be surprised if he crawled through that box on his own. Sure, it might have been planned, but cats do weird things like this all the time.

If that cat was suffering, it would certainly let you know.

My cats do this all the time. They'll crawl into the sleeves of jackets, empty cereal boxes, or other tight places all the time. They enjoy it!