"DON'T BLOODY 'JAMES' ME, YOU MASSIVE PRAT!" This was it. He was going to lose it completely and give in to the strong desire to hit Sirius. James freadily answered the urge, charging forward and grabbing Sirius by the front, pushing him into the wall and raising a fist to punch him. If this wasn't enough to undo their friendship, then he didn't know what else would be. He could only think about Remus and how sad and hurt he'd looked as he took a swing.