ok well i could have just been mistaught, but i was instructed to do my egyptian shimmy from the knees. it still looks smooth...but the knees are definitely there.
snap. it starts in the knees, and just gets so fast the audience concentrate on the hips- the knee-jerk reaction of the movement of the knees. The knees don't stop moving.
A 'class; I do, people still use their knees, simply because they haven't built up the speed of the 'smooth' shimmy, but they will of course