"Ah, James. But I haven't even given Sirius that he's always right, yet," Remus returned with a grin.
And thankfully for his brain, Ron chose the moment James was explaining about tits and more lovers than he could remember to finally take the swing they'd both been watching for. What it said about Remus that he could handle breaking up a brawl better than he could take a teasing conversation about sex, he wasn't sure. But, it didn't bear thinking on at that moment as he followed quickly after James, who had taken off as soon as a fist flew.