Sequel to the 2007 film based on the 1950s/60s comedies set in a girls' boarding school. This time around, the mischief-making girls of St Trinian's are on the hunt for buried treasure after discovering that their headmistress Miss Fritton (Rupert Everett) is the descendant of a famous pirate. The film co-stars Gemma Arterton, Colin Firth, Jodie Whittaker, David Tennant, Tamsin Egerton and Russell Brand, among others.

St Trinian's, the infamous school for 'young ladies', is facing a financial crisis. The new Education Minister (Colin Firth) is an old flame of the headmistress (Rupert Everett) but is determined to bring discipline and order to the anarchic school. A motley crew of teachers, and ruthless pupils join forces to steal the famous painting "Girl With A Pearl Earring" from the National Gallery. But can their combined cunning, girlish wiles and total lack of shame win the day before the authorities close them down for good?