Amazon.com has an audio clip of "Mama Was A Rock And Roll Singer, Papa Used To Write All Her Songs" by Sonny And Cher on the album listed below. To listen to this clip, click on the album name and you will be taken to a CD product web page with a list of album tracks linked to song clips.
Greatest Hits  - Sonny & Cher - MCAThe Amazon.com MP3 Store also has a clip of the above song on the album listed below. Click on the album name and you will be taken to a list of mp3 album tracks with audio samples that include the above song.
Greatest Hits: Sonny And Cher - Sonny And Cher