It had almost come out, then, under the influence of a bit of alcohol and the desire to make John feel as good as possible. Those terribly tempting three little words that he's not certain he's quite ready to say it just now. So he'd settled on You're lovely instead.
Who needs shirts? Not Q, and certainly not John. It takes Q a little more concentration to undo the buttons, but he manages and makes a pleased noise when he finishes, pressing his palms against John's chest and sighing happily.