I can't think of what else it could have been, but this would make sense based on what she described. I haven't seen it myself, and I don't fancy a supermarket

I can't think of what else it could have been, but this would make sense based on what she described. I haven't seen it myself, and I don't fancy a supermarket trip _just_ to check. It's also not one we frequent so it may be a while before I witness it for myself.