Up and down
Bouncing up and down
Bounce, up and down
Bouncing up and down
Bobbing up and down
Up and down
Up and down
Up down up down
down and up
Up and down
Up and Down
Up Down Up Down
Up and Down
Up Down, Up Down
Sliding up and down
Jumping up and down
Up and down
up and down
Up and Down
Up and down