Chuck Berry 12 Bar Blues

Tom: E [-repeat 8 times palm muted] [ now repeat the first part but only 4 times instead of 8] [do that as it is read] [do it as it is read][that is bassically an a chord to begin with] [strum down them up then down][let it ring at the end then start the whole over again] [heres a little part my cousin made up] [this part comes around the second time in place of the last part that you did the first again on the chord part in this little extra strum down the up then down]