According to Sportando, Marcus Thornton Part II will be taking his talent to the other side of the globe:
That is the entirety of the information that exists at this moment. Back on draft night, Danny Ainge stated that the Celtics plan from the beginning was likely to send Thornton overseas.
Australia is an unusual choice from a professional basketball standpoint, but you can't fault the guy for wanting to go there. And if William & Mary's all-time leading scorer never makes it back to the NBA, he'll always have this:
Marcus Thornton notches his top summer-league performance w/ 21 points, leading the Celtics to a 101-69 W over Miami.