I liked this chappie a lot. No apps, alas, but damned fine form.
Bagua Mud Step and a couple of kicks and palm changes:
http://www.youtube.com/watch?v=n2fJ7y0_ ... re=channel
Bagua big sabre:
http://www.youtube.com/watch?v=d3zNTXbH ... re=channel
Teaching HsingI:
http://www.youtube.com/watch?v=h4lwyeMm ... re=related
http://www.youtube.com/watch?v=mY0lyOgw ... re=related
http://www.youtube.com/watch?v=FAJAty9d ... re=related