Julien smiled back but could still remember when just that had happened to him - he'd been trying to get a book from the top shelf in his house when he still wasn't used to having magic do everything for him. The climb had been spectacular, the book had been retrieved but he wasn't sure if the resulting crash had been worth it.
"Ah, so the purpose of watching her would be...?" he asked, teasing gently then frowning as Alfie took the bill like a Seeker and a Snitch. "Hey, don't worry, I'm going to pay." he assured.