Robert White played guitar on the song "You Keep Me Hangin' On" by an American female singing group that was founded in Detroit, Michigan, in 1959, as what?
Robert White (guitarist): Robert Willie White (November 19, 1936 – October 27, 1994) was an African-American soul musician, one of the guitarists for Motown's in-house studio band, the Funk Brothers, White is best known for performing the guitar riff on The Temptations' number-one hit single "My Girl", but played the guitar on many successful Motown records, including "Can I Get a Witness" by Marvin Gaye, "You Keep Me Hangin' On" by The Supremes, "My Cherie Amour" by Stevie Wonder, "Something About You" by the Four Tops and "It's a Shame" by The Spinners. The Supremes: The Supremes were an American female singing group and the premier act of Motown Records during the 1960s. The Supremes:  Founded as The Primettes in Detroit, Michigan, in 1959, the Supremes were the most commercially successful of Motown's acts and are, to date, America's most successful vocal group with 12 number one singles on the "Billboard" Hot 100.
The Primettes