Skivvies take to the skies in the hilarious third installment of this half-comic, half-novel series ideal for fans of Captain Underpants. Illustrations.

Flyboy of Underwhere 2009, HarperCollins Publishers, New York, NY

ISBN-13: 9780060851323

Mass-market paperback

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Flyboy of Underwhere 2008, HarperCollins Publishers, New York, NY

ISBN-13: 9780060851309

Hardcover

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Flyboy of Underwhere 2008, Harpercoll, New York, NY

ISBN-13: 9780060851316

Hardcover

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