Mrs. Rosco P. Coltrane - S3.E9

After meeting a woman through a computer dating service, Rosco plans to get married. Boss plans for him to invite everyone in town to his wedding--except the Dukes. This makes them the only possible suspects for the bank robbery he's arranging to take place during the ceremony. But Boss is unaware that Rosco's supposed fiancé and her gang are planning a robbery of their own.