CREATE TABLE table_29141354_4 (_episode_2 VARCHAR, andrew_and_georgies_guest_lee_mack_replaced_andrew_flintoff_as_team_captain_for_one_week_in_series_4 VARCHAR, episode VARCHAR)
How many items are listed under 'andrew and georgies guest lee mack replaced andrew flint as team captain for one week' for episode 04x04?
SELECT COUNT(andrew_and_georgies_guest_lee_mack_replaced_andrew_flintoff_as_team_captain_for_one_week_in_series_4), _episode_2 FROM table_29141354_4 WHERE episode = "04x04"