'Saturday Night Live': Bad Bunny, Sabrina Carpenter and Amy Poehler to host when show returns. Everything to know about Season 51.

Season 51 of Saturday Night Live is shaking up its cast. Now it has also announced a stacked lineup of hosts and performers. Bad Bunny is slated to host the Oct. 4 premiere episode, with Doja Cat making her debut as the musical guest. The following week, on Oct. 11, former SNL cast member Amy Poehler returns to Studio 8H for her third hosting turn, where she will be joined by Role Model as musical guest. And then on Oct. 18, Sabrina Carpenter will pull double duty as both host...