Cinderella (1950 film) overhears Cinderella humming the waltz played at the ball. Realizing that Cinderella is the mysterious girl, Lady Tremaine locks her in her attic bedroom. Later, the Duke arrives at the château, and Jaq and Gus steal the key from Lady Tremaine's dress pocket and take it up to the attic as Anastasia and Drizella unsuccessfully try on the slipper. Lady Tremaine's cat, Lucifer, ambushes the mice, but Bruno chases him out of the house, allowing the mice to free Cinderella. As the Duke is about to leave, Cinderella appears and asks to try on the slipper. Knowing it will fit,
Cinderella (2015 Disney film) only to find her stepmother holding it. Having deduced that Ella is the mystery princess, Lady Tremaine tells her stepdaughter about her own tragic past and of the bitter effects it has caused on her life. She attempts to blackmail Ella to be made head of the royal household and that respectable husbands are found for the stepsisters, as conditions in order to give Ella's hand in marriage to Kit. When Ella refuses to meet her demands, Lady Tremaine smashes the slipper and locks Ella in the attic. Lady Tremaine then takes the shattered remains of the slipper to the