Well, I don't really have a specific 'girl fart closet' story off the top of my head. But I can imagine a girl might accidentally fart while hiding in the closet during a game of hide - and - seek. And she might be really embarrassed when her friends find her and she suspects they might have heard it.
Imagine a girl who sneaked into the closet to eat some snacks she wasn't supposed to have. But the snacks made her gassy. When her mom called her out of the closet, she fumbled out while trying to hold in a fart. In the end, she couldn't and it was a really funny and awkward moment. She learned her lesson about eating those snacks secretly.
A little girl was really shy about farting. But one day, she was with her best friend. She finally let out a little fart and her friend just laughed and said it was okay. It made the girl feel accepted and they became even closer friends from that moment on.
There was this girl in my class. During a very quiet exam, she accidentally farted. It was quite loud. She was so embarrassed and her face turned red. But then we all kind of giggled, and it became a funny memory.