My fiance built a set of ramps and hurdles on Monday, and quickly trained Chief how to do each of the elements while I was away at work.
We did this just for fun, but Chief seems to be taking it very seriously. This video is from day 2:

Clicky: http://www.youtube.com/watch?v=BhmP6NZTkAI

Be sure to click "Watch in high quality" when the video comes up.

-Shay and Chad