Shaking game

One goes to another person in a circle and asks him, “Hey you, you wanna play the ultimate shaking game with me?” The other responds “Yes, of course.” The two stand opposite each other, singing and shaking their arms accordingly: “And up shaking (at the end legs, head … with shaking) Then the two of them look for a new partner each and the two couples shake at the same time. Then everyone looks for someone new until there is nobody left.
Variant: All “shake” simultaneously, together in a circle