There’s a Korean folktale called The Farting Daughter-in-law or Banggwijaengi myeoneuri. It’s about a woman who damages her husband’s house with one of her farts which causes his family to throw her out. However, they take her back after she knocks fruit off a tree with a fart. – WTF Fun Facts
Folktale
WTF Fun Fact – Korean Folktales
Instead of “Once upon a time,” many Korean folktales begin with “Back when tigers used to smoke…” – WTF Fun Facts
Source: http://folklore.usc.edu/?p=19796