Another one is 'know it alls' that talk aloud about what 'should' happen next or what should have happened. Or they moan about something 'in a film' that is not realistic, either that, they speak aloud and guess what will happen next. It's even worse when the are right.
I don't mind when people slurp the last of their drink through the straw for a few secs, but some people will slurp and slurp and slurp until the ice has melted.