a new promo released Friday — less than 48 hours out from her highly anticipated hosting debut — the superstar, 40, is seen boldly declaring that the gig will be “so easy.” The short video was shared on the “SNL” official YouTube account and features Kardashian standing between full-time cast member Cecily Strong, 37, and this week’s musical guest, Halsey, 27. “So Kim, are you nervous about doing sketch comedy?” Strong asks.