Well, she WAS a little whiney during the Ian/Taxi fiasco, and also during the ATV ride, when she jumped off. I might have driven into a tree, too, under those circumstances.
And then, I had to laugh out loud...When Zach wanted to know "if they ask if we're going for the fast forward, straight-up No?" and Flo said "let me handle it, I'm a better liar than you." - flash to the next scene...Flo, to Jill: "We're going for the fast forward."