Tales of a Sixth-Grade Muppet: When Pigs Fly

is a Muppet book and the fourth and final volume in the Tales of a Sixth-Grade Muppet series. The original working subtitle was Where No Muppet Has Gone Before.
==Description==
from back of book (differs from solicited text)
==Other editions==
Where_No_Muppet_Has_Gone_Before_2.jpg|solicited cover and title
==See also==
*Diary of a Wimpy Kid book series
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Category:Muppet Books
Category:Tales of a Sixth-Grade Muppet
Category:Space