Up and down
Jumping up and down
down and up
Up and Down
Up and down
Up and down
Up and down
Up and down
Sliding up and down
Bounce, up and down
Up and Down
Bobbing up and down
Smooth up and down
Bouncing up and down
up and down
Bouncing Up And Down
Up and down, up and down
Up and down :)
Flexing up and down
Up and down :)
