The dancer is a male robot, having a light blue body with purple and green paneling. It looks like some of his limbs are floating, as they have no connection. In his remake, he is more realistic and a some of his glow has been removed.
Just Dance 2
It has two structures that look like the Adidas sign and the floor and rough are a Tron-like Grid. The second background is flying rectangles with techno gears.
Just Dance 3/ Greatest Hits
In these games, it's more bluish and the Techno gears are less visible. In the Xbox 360 version, the second background is composed of dark concentric circles.
In the remake, the background structures are now white. The floor is no longer checkered and light no longer flashes from each square. The tunnel now has light beams.
The song has 2 Gold Moves, both of which are the same. Both: Fly your right hand behind your head and point your left hand to the screen.