It's being filmed now apparently, to be shown tonight after the special. Someone has posted some pictures of the recording on Twitter. Lets have some fun and play spot the housemates!
http://plixi.com/p/44289297
and
http://plixi.com/p/44290772
I can see: Josie, Sam Pepper, Anthony, Aisleyne, Luke, Bex, Rex, Mario BB9, Lisa BB9, Siavash, Rachel Rice, Corin, Pete Bennett, Shabnam (I think), Andrew, Ben, Glynn, Maxwell, Charlie BB10, Freddie, Jonty, Michelle Bass, Ahmed, Eugene, Cameron.