As “Saturday Night Live” celebrates Season 50 with cameos and callbacks to its storied history — including regular roles for past cast members Maya Rudolph, Andy Samberg and Dana Carvey — the show is reaching new relevance for the next generation of viewers by executing a carefully curated social media approach. A show that has long prided itself on pushing the boundaries of pop culture commentary has adapted, once again, and is meeting Gen Z where they are: on TikTok. Season 50 has seen the