The term 'Butler at Tara' refers to the character Rhett Butler from the novel Gone with the Wind. Rhett was a wealthy Southern gentleman who served as a butler at Tara, the plantation home of Scarlett O'Hara and her family. He was a loyal servant to the O'Haras and provided them with much needed support during the difficult times of the Civil War. Rhett eventually fell in love with Scarlett and the two were married, although their relationship was tumultuous. Rhett's loyalty and dedication to the O'Haras made him an integral part of the story.