List down the titles of the top 3 episodes, from highest to lowest, in terms of their weighted stars.
weighted stars = divide(sum(stars, percent), 100)
SELECT T2.title FROM Vote AS T1 INNER JOIN Episode AS T2 ON T2.episode_id = T1.episode_id WHERE T1.stars BETWEEN 1 AND 10 GROUP BY T2.title ORDER BY CAST(SUM(T1.stars * T1.percent) AS REAL) / 100 DESC LIMIT 3