Which of the movies directed by Ron Clements has the highest total gross?
Ron Clements refer to director = 'Ron Clements'; the highest total gross refers to MAX(total_gross);
SELECT T2.movie_title FROM director AS T1 INNER JOIN movies_total_gross AS T2 ON T1.name = T2.movie_title WHERE T1.director = 'Ron Clements' ORDER BY CAST(REPLACE(trim(T2.total_gross, '$'), ',', '') AS REAL) DESC LIMIT 1