Claudia Winkleman
The eagerly-anticipated final episode of the hit BBC series is set to air this evening (24 January)
The season three favourite opened up about the secret she kept from the fellow contestants
Fans of the hit BBC series have rushed to social media to share their discovery
The star previously said the interviews are 'much longer' than they appear on TV
Thursday's episode (9 January) included some pretty 'scary' guests
BBC viewers are certain they've figured out this year's family link other than the sisters