'Don't do that.'
'Do what?'
'The look.'
'Look?'
'You're doing the look again.'
'Well, I can't see it can I? It's my face..'
'Yes, and it's doing a thing. You're doing a 'we-both-know-what's-really-going-on-here' face.'
'But we do!'
'No, I don't! Which is why I find 'the face' so annoying.'