The Pirates! Band of Misfits is the upcoming animated film based on the first two books of The Pirates! series: The Pirates! in an Adventure with Scientists and The Pirates! in an Adventure with Whaling by Gideon Defoe.
From IMDb: "Pirate Captain sets out on a mission to defeat his rivals Black Bellamy and Cutlass Liz for the Pirate of the year Award. The quest takes Captain and his crew from the shores of Blood Island to the foggy streets of Victorian London.
This Film will be in theaters on March 30th 2012 in the United States.