[MKWii] Grumble Volcano Ultra Shortcut Tutorial

This video shows how to do the ultra shortcut on Grumble Volcano in Mario Kart Wii. This method can be used to complete all 3 laps in well under a minute. This is by far the easiest ultra shortcut to learn and complete in Mario Kart Wii, so if you're looking to get into time trials, this is a good place to start.