"Quack Like a Duck" as performed by G.O.A.T. and your M.O.M.
Video: http://www.youtube.com/watch?v=I9yHFAAhUq0

Tabbed for a 5/6 string bass, or a 4 string tuned to B E A D.

Part A:

     C |---------------------------------------|
     G |---------------------------------------|
     D |---------------------------------------|
     A |---------------------------------------|
     E |--2-------------2--2------2---2----2---|
     B |----------2---2------2-----------2-----|


     C |---------------------------------------------|
     G |---------------------------------------------|
     D |---------------------------------------------|
     A |---------------------------------------------|
     E |--------2-------------2--2------2---2----2---|
     B |--2--2----------2---2------2-----------2-----|

Part B:

     C |-----------------------------------|
     G |-----------------------------------|
     D |-----------------------------------|
     A |------3-4-----2-1-----3-4-----2-1--|
     E |----2-------2-------2-------2------|
     B |--2-------2-------2-------2--------|

    === OR ===

     C |-----------------------------------|
     G |-----------------------------------|
     D |-----------------------------------|
     A |------3-4-----2-1-----3-4-----2-1--|
     E |--0-2-----0-2-----0-2-----0-2------|
     B |-----------------------------------|

(Not quite sure which one is right, but they both sound pretty close.)