"Celebrity Big Brother" contestants have been revealed as the list leaked before the show was launched as per Mirror Online.

As per the website, the final line up of the celebrities that made the list was announced on Daily Star last Sunday, which was ahead of the live show that would air on Tuesday.

Part of the celebrities that made the list is the actress Danniella Westbrook, Summer Holiday singer Darren Day, producer David Gest, and Gemma Collins are only a few that were announced.

The full cast includes Kristina Rihanoff, Nancy Dell'Olio, Winston Mckenzie, Christopher Maloney, Angie Bowie, Megan McKenna, Stephanie Davis, John Partridge, Scotty T, Jeremy McConnell, Jonathan Cheban, and Tiffany Pollard.

Essex actress Gemma Collins who made it to "Celebrity Big Brother" was described by an insider as 'feisty' which would spice up the house.

"Gemma is feisty and loves a spat, she's not afraid of confrontation and would make a great housemate. She's all about the drama and always speaks her mind."

The "Strictly Come Dancing" star on the other hand decided to join CBB without officially informing the show that she signed up for Big Brother. This being said, the insider dished out that she might not be able to go back to Strictly Come Dancing.

"She hasn't told bosses at Strictly she's going, but there is next to no chance that they will have her back when they hear she's signed up for CBB."

As for Darren Day, it was stated that the actor isn't new to reality TV as he already starred on "Get Me out of Here!"

"Darren's telly dynamite and producers think that viewers will love to hate him."

"Celebrity Big Brother" will air on January 5, Tuesday on Channel 5.