Why do horses eat with their mouth open?
Because they have bad stable manners.
Why do horses eat with their mouth open?
Because they have bad stable manners.
This is a play on words. "Stable manners" is a pun that sounds like "table manners". Horses live in stables and thus the joke suggests that their bad manners are specifically stable-related rather than table-related. Get it?
Bea
HAHAHAHAHA