She also canceled her appearance on the season premiere of “Saturday Night Live,” causing the show to scramble for a replacement musical guest. During “Weekend Update,” Davidson joked about their engagement, saying, “No one can believe it. And I can’t believe it. And, ah, yeah, I get it. She’s the No. 1 pop star in the world and I’m that guy from ‘SNL’ that everyone thinks is in desperate need of more blood.” No word on who’ll get custody of Piggy Smallz.