Write SQL query to solve given problem: Show the total number of keywords of the movie "I Hope They Serve Beer in Hell".. Keep the solution inside sql tag ```sql [SQL-Query] ```
SELECT COUNT(T2.keyword_id) FROM movie AS T1 INNER JOIN movie_keywords AS T2 ON T1.movie_id = T2.movie_id WHERE T1.title = 'I Hope They Serve Beer in Hell'