Sirius snorted. "You of all people should know better, when have you ever known me to respect anyone let alone my elders and," He glanced at Snape with a smirk. "Supposed betters?" He shook his head. "At least your old curmudgeon personality fits better with your old age."
He chuckled, and for just a moment wondered if there was something in his drink because he knew he'd never gone this long in his life actually talking with Snape instead of hexing the man and yet here they were. "You know I am looking forward to that."