http://www.youtube.com/watch?v=SVzK1znrBD0
http://www.youtube.com/watch?v=m5U7o4vDQBU
http://www.youtube.com/watch?v=x7Mcr3hvM9U
You may find much more here: http://www.youtube.com/user/nyjazzacademy/videos?view=0&flow=grid
or at their website www.nyjazzacademy.com