Flush with their revival's success, Kermit the Frog and his friends were approached by Dominic BadGuy go on a world tour. Unknown to them, this is part of a sinister plan of Constantine, the world's most evil frog, to become the greatest thief of all time. After making sure that Kermit was detained themselves, Constantine plays he used as cover for travel Muppets'tour his plan. While Sam Eagle and Investigation Inspector Jean Pierre Napoleon, Muppets find their boss seems odd change even when Kermit desperately trying to escape to prevent impostors. Only when Walter, Fozzie and confessed the truth is that there is an opportunity to prevent Constantine from pulling off the crime of the century.