The Clown behind the Throne

SI in the body of Buggy the clown who joins Shanks at the beginning of his adventure. Your everyday Joe awakens with a hangover in the body of Buggy the Clown the day of Roger's execution. How will he react when all of his canon knowledge starts more than ten years in the future? In any case, sticking around to the guy capable of becoming and Emperor looks like a safe bet.