Cass chuckled. 'Now you're talking my language,' he said with a smirk. 'I've had a wonderful influence on you.' He was only teasing, though he did enjoy the way Percy indulged himself in things he hadn't before. Enough so to get a rather smug look on his face.
He sighed, kissing Percy. 'I have rich friends, and I was very good at making them think it was their time to buy whatever it was we were drinking or eating,' he said with a smirk. 'Also, I am - well was - extremely brilliant at Transfiguration. There was no one who thought I was wearing anything less than perfect robes.' He chuckled.
'And no, it certainly wasn't!' he said, nipping at Percy's ear. 'Tease!'