27. If the creek don’t rise
If nothing bad happens, then everything will go as planned.
A pastime involving driving a four-wheel-drive vehicle in the mud with the goal of nearly losing control.
29. Nervous as a long-tail cat in a room full of rocking chairs
Nervous to the point of being jumpy; constantly on the lookout.
30. Off like a herd of turtles
Not off to a great or speedy start.