Watch the C# Funky Vamp online guitar lesson by Robben Ford from Riff Revolution

In the next eight, I'm playing a bluesy riff that has lots of space to allow "answers"; areas that you can add in little chords or other embellishments.

You have to deaden a lot of strings here (of course), which is an important skill to work on. No one can tell you how to do it - it's just one of those things you have to figure out on your own.