Who was the musical guest and what song was performed when Matt Willis and Chantelle Houghton were the panelists?
CREATE TABLE "series_3" (
  "episode_number" real,
  "air_date" text,
  "guest_host" text,
  "musical_guest_song_performed" text,
  "who_knows_the_most_about_the_guest_host_panelists" text
);
SELECT "musical_guest_song_performed" FROM "series_3" WHERE "who_knows_the_most_about_the_guest_host_panelists"='Matt Willis and Chantelle Houghton';