Write SQL query to solve given problem: List the title of the episode with stars greater than the 70% of average stars of all episodes.. Keep the solution inside sql tag ```sql [SQL-Query] ```
SELECT DISTINCT T1.title FROM Episode AS T1 INNER JOIN Vote AS T2 ON T2.episode_id = T1.episode_id WHERE T2.stars > 0.7 * ( SELECT AVG(stars) FROM Vote );