Ambrose noted that grin, and didn't say anything but he also didn't try to hide his amused expression as he sipped his drink. Archie was more Harvey than Nick, and maybe that's what Sabrina needed. He certainly wasn't going to interfere in his cousin's love life, if the cheesy grin was something she reciprocated. Hell knew she needed some semblance of normality.
Apparently Archie too. Maybe they could avoid further incidents, as unlikely as it seemed. "Oh, there's books on the interruption of magic," Ambrose agreed. He didn't know yet to what degree or that back home he'd be studying them sooner rather than later.