Cats lick themselves as they groom and clean their fur, so it’s inevitable that bits of hair stick to their tongues and wind up in their stomachs. When enough fur collects, the cat usually upchucks the congealed mess in the form of a hairball that their owners have to clean up before stepping on it in the dark.

One woman found out the hard war that cat hair can collect in the most unlikely places. This woman let her two cats sleep in bed with her, but that meant loose cat hair collecting on the bed, and guess where the hairball wound up in the woman?

If you’re the squeamish type, you may not want to find out. For everyone else curious where a cat hairball came out of from inside a woman, click here.