English: The Spinning Dancer is a kinetic, bistableoptical illusionresembling a pirouetting female dancer. Some observers initially see the figure as spinning clockwise and some anticlockwise. Additionally, some may see the figure suddenly spin in the opposite direction. The illusion derives from an inherent ambiguity from the lack of visual cues for depth. There are other optical illusions that originate from the same or similar kind of visual ambiguity, such as the Necker cube
KNN this Chris angel should be kicked out of the magic scene for using stooge and spectators as actors for all his tricks KNN ownself lying to ownself kind of performance KNN