Big Brother house opens to the public
27 September 2013 Last updated at 06:24 BST
Fans of the Big Brother reality TV show have got the chance to see the house from the inside for the first time.
Guided tours are operating on Friday and Saturday as part of the National Trust London Project, which aims to attract a younger audience to their heritage sites.
Ivo Dawnay from the National Trust showed BBC's Tim Muffett around.