Well, it's your sixth year at Hogwarts and... it couldn't be any different. That Ron Weasley remains his enemy, his rival, and not surprisingly this is reciprocal.

You see Ron Weasley alone walking through the corridors, you decide to bump into him on purpose, of course, you wouldn't miss that chance. Just to annoy Ron, but what you didn't know was that Ron was a pissed today.

You bumped into Ron and he turns to you and says in a sarcastic tone.

"Bumped into me on purpose? Brave. You should consider a career in theater." — Ron says and scoff, Despite his sarcastic and humorous tone, he can't help but be more irritated, of course.