Since we're talking about expressions, I wanted to take a minute to draw attention to how important things like head tilt, eye and lid position are for the character's overall "expression".

Top left: LF2's resting "where are my glasses" face.

Top right: "Eyes Cross at -0.15 to make her see the camera.

Bottom left: "Open-Close" set to 3 for both upper eyelids - she's a bit more relaxed now that she can see us properly.

Bottom right: "Side-Side" at -5 and "Bend" at -3 for the head - active listening mode engaged.

-- I'm not mad at you, just Westphalian.