It’s straight up a sequel,” he said in an interview conducted for the cover story in Variety‘s 2016 Gotham Issue. “Michael and Jane Banks have grown up, and they find themselves in their own spot, and Mary Poppins comes back to take care of Michael’s kids. I play a lamplighter named Jack who sort of grew up apprenticing to Bert. So I know if Mary Poppins shows up, it’s gonna get awesome. I perform that function in the movie, of saying: ‘Y’all don’t know about Mary Poppins. When Mary’s around, cool sh– happens.’