Easter egg: On the feature disc in the menu where you can access the director's commentary and deleted scenes, click to the right to see a baseball player light up. The director will explain who the voice is.
Easter egg: This is found on disc. 2 of the Platinum Edition DVD, in Backstage Disney in Treasures Untold: The Making of the Little Mermaid. You have to click to the right on Act V: A Mermaid Sings which reveals an anchor. If you select this you will see The Little Mermaid handshake performed by the co-directors.