St. Trinian's (2007)

"St. Trinian's" follows the rebellious and mischievous students of St. Trinian's School for Girls as they navigate their unconventional education and attempt to save their beloved school from financial ruin. Led by the headmistress, Miss Fritton, and disguised as a school band, the girls devise a plan to steal a famous painting to raise money. The movie is a comedic and chaotic adventure that showcases the girls' determination and creativity in the face of challenges.