Saturday Night Live · season 42, episode 821 · Saturday, February 4, 2017 Host: Kristen Stewart. Musical guest: Alessia Cara. • Alessia Cara performs "Scars to Your Beautiful" and "River of Tears". • Alec Baldwin appears as Donald Trump in the cold open. • Melissa McCarthy appears as Sean Spicer in "Sean Spicer Press Conference". • Stewart accidentally says "fuck" during the monologue. Wiki link