taken from Lord Stu's website:
This is the Tornado Kick, very easy, you can get it in an instant if you just practice it for few minutes
it's the same for the 360 roundhouse kick(some people call it the screw turning)but instead of throwing a roundhouse kick, you throw an inside cresent kick
http://www.trickstersonline.com/tutorials/540/LordS_butterfly.wmv
there are more helpful vids and some pictorials for other useful moves
my bad if this has been posted before