According to Hollywood Deadline, American TV network FOX is developing a remake of the popular Korean singing competition show with the help of production company Smart Dog Media. 

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'Mask King' airing every Sunday on MBC is the battle of the vocals featuring mysterious singers - usually a professional singer, actor, or comedian - under a mask. The popular competition show has already been remade in China, Thailand, Cambodia, and the Phillippines. Specific details on the American remake are not yet confirmed. 

Stay tuned for updates.