Adding Sound to a Claymation

So I've been undecided lately on whether or not I should add sound to my claymation project. I think I am going to see how it works. My only concern is that I don't want it to be overwhelming. I was looking for some tips when adding sound to the project and I found this link to be pretty helpful:

http://www.brighthub.com/multimedia/video/articles/66352.aspx

I hope this helps!