Episode dated 13 April 2010
- Episode aired Apr 13, 2010
- 25m
![Blue Peter (1958)](https://m.media-amazon.com/images/M/MV5BNTZlYjIzYTgtZmNmOS00OGZhLWFiODMtODc2ODJhMTkyOWMwXkEyXkFqcGdeQXVyMTUyNjc3NDQ4._V1_QL75_UX190_CR0,2,190,281_.jpg)
West End star Diana Vickers is in the studio for a special performance.West End star Diana Vickers is in the studio for a special performance.West End star Diana Vickers is in the studio for a special performance.