"And listen to you? You're joking. Listen to me and take it on board this time - I'm not working with you. Not like that. You worked with the police at the club, not me. That's where it ends. Our professional relationship is discontinued." And they didn't have a personal one. He didn't want Barty to be here when the guy came back out, he didn't want to lose all the progress he had.

"I'll take him down. You'll stay out of my way. Off you go." He turned away from Barty and knocked back the rest of his pint before getting to his feet. Fine, time to improvise.

So he walked away from Barty and yes, he went to the towards the bathroom. Well, maybe Sam could talk him into hurrying this all along.