What American record producer, songwriter and guitarist wrote and produced the song "My Old Piano" by Diana Ross and is the lead guitarist in the band "Chic"?
My Old Piano:  The song written and produced by Chic members Nile Rodgers and Bernard Edwards, was released as the third and final single in the United States, and the second single in the United Kingdom and other countries, from her tenth studio album, "Diana" (1980).
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