My Little Pony: Friendship is Magic - Good memories

Yeah, fifteen years is a long time to figure it out, especially if she was already a few years old when she first asked.

Then again, a friend's dad once told a group of us, while we were over at our friend's place, that he didn't find out what a period was until he was married. So there's that, and it is possible.

Lol at the last panel.

"I'm on a cereal box!"