There Once Was a Girl With a Curl also known as There Was a Little Girl, is a children’s song often attributed to the American poet Henry Wadsworth Longfellow.
It talks about a girl with a curl on her forehead while picturing her in contrasting behavioral positions. it is possible the song came up as a way to teach children to behave better.
Lyrics for There Once Was a Girl With a Curl
There was a little girl,
Who had a little curl,
Right in the middle of her forehead.
When she was good,
She was very, very good,
But when she was bad, she was horrid