Dermot teased us all by showing glimpses of the exterior of the new BB house. He also gave a tour of the new gallery and counted down Big Brother's Best Bits from 50 to 41. They were: 50 Gymkhana task, BB4 49 Mel plucking her bikini line, BB1 48 Big Brother Soap Opera, BB2 47 '2 Truths, 1 Lie' game, BB1 46 Leprechaun Night in the Irish Pub, BB4 45 Kate falling over, BB3 44 Sleep talking, BB2/BB4 43 Overhearing Darren's nominations, BB1 42 Stuart not choosing Penny to sleep with, BB2 41 Cameron winning, BB4 Best Bits Count: BB1: 3 Best Bits To Date BB2: 3 Best Bits To Date BB3: 1 Best Bit To Date BB4: 4 Best Bits To Date

Dermot gives a tour of his new home for the next 10 weeks: the BBLB studio and counts down Big Brother's Best Bits from 40 to 31. They are: 40 3 girls in a tub, BB2 39 Anna wants to leave, BB1 38 Fire in the kitchen, BB1 37 Federico's Avid Merrion impression, BB4 36 Tom gives Mel a massage, BB1 35 Dinner Dates for 2, BB2 34 Jade's argument with Jonny and Kate, BB3 33 The Girls talk about Ray's size, BB4 32 Nick on the Assault Course, BB1 31 Naked Clay Painting, BB1 Best Bits Count: BB1: 8 Best Bits To Date BB2: 5 Best Bits To Date BB3: 2 Best Bits To Date BB4: 6 Best Bits To Date

Dermot counts down Big Brother's Best Bits from 20 to 11. They are: 30 Jon sings 'Hotel California', BB4 29 Nick lies about a wife who died, BB1 28 Darren's relationship with Majorie the Chicken, BB1 27 Helen and Narinder's 'Crappy Cuts/Classic Cuts' argument, BB2 26 Jade's Geography knowledge (East Anglia), BB3 25 Josh enters the house, BB2 24 Kate wins, BB3 23 Lisa claims she can kill with 2 fingers, BB4 22 Brian's 23rd Birthday, BB2 21 Ray has fun in the toilet, BB4 Best Bits Count: BB1: 10 Best Bits To Date BB2: 08 Best Bits To Date BB3: 04 Best Bits To Date BB4: 09 Best Bits To Date

Dermot counts down Big Brother's Best Bits from 30 to 21. They were: 20 Tim shaves his chest, BB3 19 Craig wins, BB1 18 Jon Tickle, BB4 17 Jade and PJ - The BJ, BB3 16 Alex's shower etiquette, BB3 15 Big Brother Dance Task, BB2 14 Brian wins, BB2 13 Rich/Poor Divide, BB3 12 Follow the Van, BB3 11 Sandy's escape, BB3 Best Bits Count: BB1: 11 Best Bits To Date BB2: 10 Best Bits To Date BB3: 10 Best Bits To Date BB4: 10 Best Bits To Date

Dermot counts down Big Brother's Best Bits from 10 to the number 1 best bit as voted for by you! And they were: 10 Tim's 'comprendé' rant, BB3 09 Helen & Paul: The Love Story, BB2 08 Adele gets booed at her eviction, BB3 07 Alex sings 'That's the Way I Like It...', BB3 06 The confrontation of Nick's cheating, BB1 05 Helen-isms, BB2 04 Alison breaks the garden table, BB3 03 Brian Dowling, BB2 02 Jade strips during a drinking game, BB3 01 Jade's 'verruca' argument with Adele, BB3 Best Bits Count: BB1 Total: 12 Best Bits BB2 Total: 13 Best Bits BB3 Total: 16 Best Bits BB4 Total: 10 Best Bits

Fronted by Dermot O'Leary who will take a look at some of the best and worst audition material. Dermot also chats to Davina before she launches the new series of Big Brother as well as the future housemate's friends and family. We also get a fascinating insight into the new housemates as BBLB asks the question that all other shows are afraid to ask: ""If you were a biscuit, what biscuit would you be?""

DJ Christian O'Connell and a very excited ex-housemate, Emma, join Dermot. Call BBLB: Ask Emma

Author Marian Keyes and ex-housemate Emma join Dermot. Call BBLB: Ask Emma again!

Emma meets her superfan and they perform ABBA's Dancing Queen together (as chosen by the viewers). Call BBLB: Should Nadia tell the others [that she used to be a man]?

Dermot analyses the housemate's dreams. Call BBLB: Ask Emma and Kitten about the housemates

Ben Fogle and Faye from Steps join Dermot to battle over who should leave tonight! Also, Dermot speaks to the eviction prediction panel and Kitten predicts that Vanessa will leave . . . only time will tell . . . Call BBLB: Who will leave tonight and why?

Call BBLB: Ask Marco

Dermot talks about the housemate's animal tendencies with Terry Nutkins and puts ex-housemate, Marco, on trial for crimes against the house! Call BBLB: Ask Marco something else

Ex-housemates Marco and Emma are reunited and Dermot analyses the way the housemates speak. Also joined by Ferne Cotton. No Call BBLB.

Celebs as well as the housemate's friends and family join Dermot to discuss the forthcoming eviction. Call BBLB: Who will be missed most in the house?

Emma and Michelle are reunited and Dermot discusses the story so far with novelist Marian Keyes. Call BBLB: Ask Michelle . . . more, chicken

Dermot speaks to the crowd as well as the housemate's friends and family who are all joined by celebrity supporters. For Call BBLB, Dermot is joined by all the ex-housemates. Call BBLB: Who do you think will win and why?

All this year's housemates except for Jason gather in the house for a reunion.