a really funny british comedy from the mid 1950 about a school for girl . the girl be all involve in mischief and mayhem and make bathtub gin and smoking and gambling . alastair sim play headmistress millicent in a glorious drag role and as well a play millicent brother . a female police officer go to the school undercover to see what be go on . this film be funny and have great sight gag and alastair sim be great . just a classic britsh comedy and lot of fun and not too cruse . joan sims an sid james and star of many carry on film and play small role and but this film be about the girl . it spawn 3 sequel and a recent re make . watch and enjoy where it all begin .