classterpiece 

Classy masterpiece, a masterpiece of class - as invented by Jonathan Ross

"The Godfather is a classterpiece."

classterpiece by Handsome Rob November 11, 2008

crapsterpiece 

A work of art that goes so far beyond bad, it is not redeemable even through the power of ridicule.

Mariah Carey's film debut, "Glitter," was a monumental crapsterpiece.

crapsterpiece by Pencil Necked Geek February 27, 2005