‘Theme from Mahogany (Do You Know Where You’re Going To)’ by Diana Ross peaks at #1 in USA 40 years ago today (Jan 24 1976)

(Saturday, January 24, 1976)“Theme from Mahogany (Do You Know Where You’re Going To)” by Diana Ross peaks at #1 on today’s Billboard Hot 100 singles chart for one week. It was Ross’ third of six number one hits on the chart since leaving The Supremes in 1970.