 After Brennan gets rid of David, Booth seems worried that David might have gotten the wrong impression and could believe that Booth being there was of a more social or even sexual nature than in actuality.Brennan dismisses his worries by saying that it wasn't a problem.Booth breaks the awkward silence that settles in by asking her if she has anything to drink and when Brennan goes to get it for him, he stops her saying that he's not her guest and goes to get it himself.