Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Year | Title | Role | Episodes |
| --- | --- | --- | --- |
| 1999 | The Answer Lies in the Soil | Presenter | All (6 episodes) |
| 1999-2002 | Loose Women | Panellist | Alternating episodes |
| 2000-06 | This Morning | Stand-in presenter | Occasional episodes |
| 2004 | Zoo Story | Narrator | All |
| 2006— | This Morning | Co-presenter | Fridays and School Holidays |
| 2010, 12-13 | Loose Women | Stand-in anchor | Occasional episodes |
| 2010 | GMTV with Lorraine | Guest Presenter | 12, 13, 14, 15, 16 April |
| 2014— | Loose Women | Anchor | Wednesdays |
| 2014 | He Says, She Says... | Co-presenter | Pilot recorded, 1 April 2014 |
Question:
which was the only title where he was a narrator?
Answer:
Zoo Story