Later in the sketch, SNL ‘s Bowen Yang, who famously impersonated Charli during the show’s Season 50 premiere, returns to play Charli once again — this time while standing next to Charli herself, who appears as her Sweat tour mate Troye Sivan.

Double-duty on “Saturday Night Live” — as the host and musical guest — is a double-edged sword. The people who are gifted at both, like Donald Glover and Ariana Grande in recent years, usually nail it,