The reference points were readily identifiable: a chance meeting between characters from different worlds, a sport involving sticks and a flying round projectile whose nuances would be lost on the average American. Yep, Saturday Night Live was doing yet another Harry Potter sketch—but this time with a spicy twist. As those descriptions—and the furtive glances exchanged by last night’s host, Finn Wolfhard, and the SNL cast member Ben Marshall, playing Potter and Ron Weasley—implied, a page-to-