CREATE TABLE table_33270 ("Dance" TEXT, "Best dancer" TEXT, "Best score" FLOAT, "Worst dancer" TEXT, "Worst score" FLOAT)

What is the average Worst score for Mario Lopez as the Best dancer and Tango as the Dance?
SELECT AVG("Worst score") FROM table_33270 WHERE "Best dancer" = 'mario lopez' AND "Dance" = 'tango'
SELECT AVG("Worst score") FROM "table_33270" WHERE "Best dancer" = 'mario lopez' AND "Dance" = 'tango'