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|Appears in||The Progress Emporium|
|First level||Future Perfect|
|Voiced by||Magic Mouth|
Don Doubtworthy is the Creator Curators of The Progress Emporium. He tries to make inventions to make Craftworld a better place. He also tries to make futristic communities. His only appearance was in LittleBigPlanet Karting and he hasn't returned since.