Original sentence: The robot (or mannequin) is an illusionary dance style - That was first performed by Pharrell Williams
Edited sentence: It was originated by Charles Washington, also known as "Charles Robot" in the late 1960s, and gained further fame after The Jacksons performed the dance when they performed Dancing Machine.The robot (or mannequin) is an illusionary dance style - often confused with popping - that attempts to imitate a dancing robot or mannequin