Gastric outlet obstruction caused by a gallstone impacted in the duodenum is a rare entity known as Bouveret's syndrome. We report the unusual case of multiple large gallstones impacted in the duodenum from a cholecystoduodenal fistula in an 83-year-old lady. A high index of suspicion allowed for prompt diagnosis. Early surgical intervention was instituted because if the size and number of gallstones with an excellent outcome. The surgical strategies and underlying pitfalls underlying the management of this syndrome are critically reviewed and discussed.