How many different play-by-play announcers also had pregame analysis by Darren Flutie, Eric Tillman and Greg Frers?
CREATE TABLE "2000s" (
  "year" real,
  "network" text,
  "play_by_play" text,
  "colour_commentator_s" text,
  "sideline_reporters" text,
  "pregame_host" text,
  "pregame_analysts" text
);
SELECT COUNT("play_by_play") FROM "2000s" WHERE "pregame_analysts"='Darren Flutie, Eric Tillman and Greg Frers';