down and up
up and down 😛
Up and down
Slowly up and down
Smooth up and down
Bounce, up and down
Up and Down
Up and down...
Up and Down
Up and down
Up and Down
Up and down
up and down
Bouncing up and down
Up and down
Up and down
Up and down, up and down!
Up, down, up, down!
up and down
Jumping up and down