She's not exactly equipped with a real poker face. So when teh dude screams action, you know that look of terror is authentic. Reminiscent of a reoccurring dream I keep having involving Brock Lesnar and Long John Silver’s Cocktail Sauce.
This is called Taking a Swedish Bike Ride. It happens when those dudes with above-average girth fail lubrication preparation. So they pump harder... til a breaking point hits. Somewhere between the 3rd & 4th second degree burns.