recent Coachella guest star Shania Twain will be featured in the upcoming CBS unscripted series “Superfan.”The series is described by the network as a “musical spectacle disguised as a game show.” Throughout six episodes, contestants will compete in multiple rounds to prove that they’re one of the artist’s ultimate fans.A different musical artist will select one fan to win a once-in-a-lifetime prize during each episode. What exactly they’ll take home still remains a mystery.CBS has tapped two of its other program hosts for the series — “Entertainment Tonight” correspondent Keltie Knight and Nate Burleson of “CBS Mornings.”Knight will also executive produce alongside Jodi Roth and two-time Emmy Award-winner Jack Martin, who will also serve as showrunner.Production on the series is set to begin April 22.