[ Apparently in the middle of her embarassment she doesn't even notice he's just feigning innocence to tease her.. so that just makes her more embarassed. It's a downward (or upwards, as far as amusement is concerned) spiral at this rate. ]

N.. no, that's not it, it's just.. embarassing to have you do this part! So I'll do it myself, I can do that just fine!