When Danielle and Henry are attacked by gypsies, Danielle is told she can take "anything she can carry." She proceeds to pick up Henry and walk away carrying him on her shoulders. Charmed by her audacity, the gypsies invite them to stay for a meal.
Danielle punching Marguerite in the face and chasing her through the house with the threat that she's going to "rip her hair out" after the latter insults her dead mother.
Danielle refusing to let Marguerite wear her mother's dress. "I would rather die a thousand deaths than see my mother's dress on thatSPOILED! SELFISH! COW!"
"My father was an expert swordsman, monsieur. He taught me well. Now hand me that key, or I swear on his grave, I will slit you from navel to nose."
Possibly even better: considering how young Danielle was when her father died, she is almost certainly bluffing. Le Peu is nevertheless thoroughly cowed.
The scene at the end where the Baroness and Marguerite re-encounter Danielle.
Also, Jacqueline giving her mother an awesome Ironic Echo.
Baroness Rodmilla de Ghent: "Jacqueline, darling, I should hate to think you had anything to do with this."
That entire scene is an awesome Ironic Echo for Danielle; as it's now Rodmilla and Marguerite on the the receiving end of public humiliation in front of the entire royal court - right down to being exposed for frauds. Karma is truly a bitch.
"What about our breakfast?" "You have two hands. Make it yourself."
Danielle rescuing Maurice from being sold.
The laundry lady knocking Rodmilla and Marguerite into the laundry pool at the end saying that their arguing is getting on her nerves.
Danielle hurls apples at a man trying to steal her father's horse, and not only succeeds in knocking him off, but continues to attack him. After she learns who he is, she's understandably taken aback, but not only does Henry spare her from punishment, he actually pays her to keep quiet about seeing him.