Low down and turning
When this phrase is used everyone must crouch down and start spinning around no matter what the circumstances. You can only stop when the person who shouted this word shouts 'fall' then everyone must fall to the ground, get up and carry on as usual.
Bob: LOW DOWN AND TURNING
Everyone: starts spinning on the floor
Bob: FALL
Everyone: falls to the ground and gets up again like nothing has happened
Everyone: starts spinning on the floor
Bob: FALL
Everyone: falls to the ground and gets up again like nothing has happened