This invention relates to a changeable facial expression configuration, including a facial expression layer and an eyeball changeable device. The eyeball changeable device includes a light transmission eyeball body, and a light transmission eyeball pattern layer located in the light transmission eyeball body that is able to embody at least two different expressions with different colors, and a luminous body located with a certain distance in the rear area of the pattern layer that is able to respectively emit the light colors in accordance with the light colors of the eyeball pattern layer. The luminous body connects with the control circuit, and emits light alternately by the control of control circuit. The changeable facial expression configuration in the invention exhibits pattern layers alternately by the light transmission eyeball pattern layers with two or more different colors that located in the light transmission eyeball body and the LED luminous body located with a certain distance in the rear area of the light transmission pattern layers, and by omitting light with different colors from LED luminous body, to achieve a perfect effect of eye movement or wink. The utility mode has merits with simple structure and less raw material consumption, and is able to apply to in all the ornaments that need to decorate with changeable facial expression such as clothes, handbags and fruit plates.