Well, the Duck died this weekend. As a bass player for the Stax Records house band, Booker T and the MGs, as well as coupling with guitarist Steve Cropper, Dunn performed on many beloved R&B hits–most of the hit songs charting during the 1960s. He can also be seen as part of the dream team band put together by Belushi and Akryod in the Blues Brothers movie. As an aside, this movie is a bit of a gem in terms of the highly accomplished, but little known, session musicians performing in the movie.
His storied discography can be found here: http://www.duckdunn.com/discography.html
I will let Belushi do the introductions–Dunn is smoking his trademark pipe: