The Boston Dynamics robots danced to the sixties hit Do You Love Me. These were devices of four different types.
The company posted a video of the dance on the Boston Dynamics YouTube channel. First, in the video, the dance moves are performed by two Atlas, then Spot joins them, and at the end a Handle appears.
Most likely Boston Dynamics usedanimation. However, her robots are really capable of a lot. For example, the Spot can pivot in place, crouch, lie on the ground, climb stairs and inclines, and stand up after falls.