Warner Bros have released a new series of posters of Harry Potter 6:

Harry Potter 6 Trailer

(Click on a poster to enlarge it.)

Plot:
“As Harry Potter begins his 6th year at Hogwarts School of Witchcraft and Wizardry, he discovers an old book marked mysteriously ‘This book is the property of the Half-Blood Prince’ and begins to learn more about Lord Voldemort’s dark past.”

I can barely wait for harry Potter 6 to come out!
:)