'Let''s Get It On'' by Marvin Gaye Original Painting (Sold)'Let's Get It On' by Marvin Gaye was released June 15, 1973. The song features romantic and sexual lyricism and funk instrumentation by The Funk Brothers. The title track of Gaye's landmark 1973 album of the same name; it was co written with doo wop pioneer Ed Townsend and begins with three great wah wah notes. 'Let's Get It On' became Gaye's most successful single for Motown. With the help of the song's sexually explicit content, 'Let's Get It On'