What was the lowest judge rank for danny and frankie?
CREATE TABLE "table1_26375386_16" (
  "rank" real,
  "couple" text,
  "judges" real,
  "public" real,
  "total" real,
  "vote_percentage" text,
  "result" text
);
SELECT MIN("judges") FROM "table1_26375386_16" WHERE "couple"='Danny and Frankie';