Quoting [♥]Mrs. Morgan:" Sounds like maybe they're fighting it and trying not to barf, but then they just can't hold it in... ... [snip!] ... would fight it and not make it to the toilet. Now that I've accepted that its gonna happen either way I make it to the toilet."
Quoting Bettinas:" Give them both a bucket and confine them to one room. If they need the toilet, they take the bucket with them!"This!