I agree. I got the dvd after I got my Panther. It really helped, although I was a little disappointed with the DVD itself. It could have been done a little more profesionnally (you'll see what I mean when you watch it).
A great song to play on the triple-row is "If tears were diamonds., beautifully interpreted by Jeffrey Broussard here on link #2.
Amuse-toi bien!

Glenn is on the mark. Senor Maestro will have the scales, progressions, and chords. How you put them to use depends on the music you want to play.