CREATE TABLE table_6754 ("Version" TEXT, "Length" TEXT, "Album" TEXT, "Remixed by" TEXT, "Year" FLOAT)

Who remixed a music video in 1985?
SELECT "Remixed by" FROM table_6754 WHERE "Year" = '1985' AND "Version" = 'music video'
SELECT "Remixed by" FROM "table_6754" WHERE "Version" = 'music video' AND "Year" = '1985'