Which episode has ulrika jonsson and michael mcintyre on sean's team?
CREATE TABLE "series_4" (
  "episode" text,
  "first_broadcast" text,
  "seans_team" text,
  "daves_team" text,
  "scores" text
);
SELECT "episode" FROM "series_4" WHERE "seans_team"='Ulrika Jonsson and Michael McIntyre';