Here are the four names that come to mind as being the at the top of a cappella singing -
- The Isaacs
- The Martins
- The Nelons
I don't think it's any coincidence that all of these are family groups. Here's examples of why these groups stand out to me above the rest:
What do you think? Is there another group that comes to mind when you think of amazing a cappella singing? And who do you think is best when it comes to a cappella singing?