goodgobblywobbly

an expression used in response of, but not limited to: an unexpected event, remark, as when someone trips and falls, either in disgust of, and/or approval of whatever may or may not have transpired.

Useage similar to: Cheese and Crakers, Geez, wow, Good Lord, You kidding, you joking, come on, are you flipping serious, dang.

Man, did you see Bubba bounce off the turn 2 wall, smack that other dang car onto the grass? Goodgobblywobbly, thought he'd never stop crashing!!!