Cheaper by the Dozen

Based on the true story of the large Gilbreth family, this film follows Frank Gilbreth and his wife, Lillian, as they raise their 12 children. Both renowned efficiency experts, Frank and Lillian face significant challenges in parenting such a big brood, often leading to humorous situations. Fortunately, the couple frequently receives assistance from their eldest daughter, Ann, who often acts as a third parent to the many Gilbreth children.