Well aside from the suspicion narrowing his eyes?

"Me? Fit as a fiddle," he says, shoulders back and chest out. "Nothing wrong with me. One hundred per cent." He does kind of wish he had Atlas' underpants or Clark Gable's ascot so that he felt a little manlier. Maybe then the urge to run away wouldn't be so strong. "Can't speak a word of Spanish, just the way it's meant to be. What about you? Are you, uh."

Whatever you do, don't think about when you offered to be her baby daddy. Gah, you're thinking about it! "You okay?"