Watch the Whispering: Full Arrangement online guitar lesson by Fareed Haque from Solo Guitar Handbook
The thing to realize here is that none of this is worked out. I'm making this up on the spot. Not perfect, but nice and very serviceable for a wedding, restaurant gig, or any other nice music situation you might find yourself in. Grandma going to love you this Thanksgiving! Enough practice and you'll be able to do this for many, many tunes.