Stuck in the Mud Tag & variations

Of the many varieties of tag one of the best is Stuck in the Mud. In case you don't know how to play it...One person is 'on' and tries to tag the rest of the group. If anyone is caught they must remain standing at the place they were tagged with their legs shoulder width apart. And they remain like this for the rest of the game unless one of the un-tagged players can release them. To do this