Auto-Tune, or autotune, is an audio processor introduced in 1997 by the American company Antares Audio Technologies. It uses a proprietary device to measure and alter pitch in vocal and instrumental music recording and performances.

Cher is an American singer, actress and television personality. Often referred to by the media as the "Goddess of Pop", she has been described as embodying female autonomy in a male-dominated industry. She is known for her distinctive contralto singing voice, for having worked in numerous areas of entertainment and for adopting a variety of styles and appearances. Cher rose to fame in 1965 as one half of the folk rock husband-wife duo Sonny & Cher before releasing her first solo top-ten singles "Bang Bang " and "You Better Sit Down Kids". Throughout the 1970s, she scored the US Billboard Hot 100 number-one singles "Gypsys, Tramps & Thieves", "Half-Breed", and "Dark Lady", becoming the female solo artist with the most number-one singles in US history at the time.