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,
Scott Tremaine field of astrophysics, and his administrative leadership in support of Canadian and international science". In 2005, Tremaine won the Research Award from the Alexander von Humboldt Foundation. In 2002, Tremaine was elected to membership in the National Academy of Sciences. In 1999, Tremaine also received an honorary Doctor of Science degree from St. Mary's University. In 1998, Tremaine won the Dirk Brouwer Award which is awarded by the Division of Dynamical Astronomy of the American Astronomical Society "in recognition of his many outstanding contributions to a wide range of dynamical problems in both solar-system and galactic dynamics." In 1997, Tremaine