She does. Sort of.

Okay, so what if she's better at making it up as she goes along? It's a family trait, thank you, and one that's proved to be quite useful to her Dad!

"Sure do," Jenny lies, moving Bart's back pack out of the way and falling on her back. She looks at the grate for a moment before kicking it with force. Less than a second later, she's sticking her head out of the hole in the floor and smiling at him.