A son (and the Hulu mystery-comedy's audience) navigate a tonal tightrope as he comes to believe his mother has been replaced by an impostor; the creator promises to reveal the answer before a potential second season.

A week after publishing memoir 'Sitcom,' the comedy writer reveals hopes for Warner Bros' new ownership and skirts the 'Roseanne' writing credit debate by saying all were better for working there — even if "it might have crushed their soul in the process."