"Sister Act" is a 1992 comedy film directed by Emile Ardolino, starring Whoopi Goldberg as Deloris Van Cartier, a lounge singer who witnesses a crime. To protect her, the police place her in a convent, where she poses as a nun. The film explores her humorous struggles to adapt to convent life while trying to keep her identity a secret. As Deloris becomes involved with the convent's choir, she transforms their music style, leading to a revival of their performances. The film features a blend of comedy and music, showcasing themes of friendship, faith, and self-discovery, and has become a beloved classic.