Up and down
Jumping up and down
Sliding up and down
Up and Down
Up and down
Up and down
Up-and-down
Up, down, up, down...
up and down and up and down
Up and Down
Up and down
Up and down
Up and down
Up and down
Up, down, up, down!
Slowly up and down
Jumping up and down
Flexing up and down
Bouncing up and down
Up and down