CREATE TABLE table_72775 ("Season" TEXT, "Air date" FLOAT, "Winner" TEXT, "Runner-up" TEXT, "Third place" TEXT, "Host ( s ) " TEXT, "Judges" TEXT, "Winning mentor" TEXT)

Who was the runner-up in season five?
SELECT "Runner-up" FROM table_72775 WHERE "Season" = 'Five'
SELECT "Runner-up" FROM "table_72775" WHERE "Season" = 'Five'