Big Brother

- Season 12

(2010)

A new group of houseguests moves into the Big Brother house and begins the game. In a series first, one contestant will play the game with one goal: to secretly wreak havoc on fellow houseguests.

The saboteur strikes again and tries to cause a rift between two houseguests as the first nominations are announced.

The first power of veto competition takes place. Meanwhile, Brendon and Rachel take their relationship to the next level when they share a kiss.

The saboteur is revealed, a houseguest is evicted by a unanimous vote and an unlikely houseguest wins the Head-of-Household competition.

The Houseguests learn the identity of the saboteur and the tears start flowing when Rachel announces her nominees for elimination.

Britney and Monet fight to stay in the house in a stock market themed veto competition.

Matt gets caught in a lie and another houseguest is evicted. Later, a new Head of Household endurance competition begins.

The house has a new Head of Household who makes some unexpected deals with the houseguests.

An underhanded move leads to an unholy alliance and an unexpected houseguest gets the power of veto.

Andrew shakes up the house by outing Kristen and Hayden's relationship during his final plea before the live eviction. Also, the power shifts in the house when a new HoH is crowned.

Andrew shakes up the house by outing Kristen and Hayden's relationship during his final plea before the live eviction. Also, the power shifts in the house when a new HoH is crowned.

Hayden and Kristen fight to stay in the house in spite of some interesting setbacks.

Hayden and Kristen struggle to comes to terms with the fact that one of them will be evicted. Also, the competition begins for what could be the most powerful HoH of the summer.

A new Head of Household is crowned and Ragan is presented with the offer to become the new saboteur.

Jeff and Jordan return to the house to host a veto competition that Rachel and Brendon are detemined to win. Also, the veto winner is called out by Brendon in the POV ceremony.

A chivalrous gesture fails to save Rachel and Brendon's showmance. Another houseguest is evicted by a unanimous vote and a new Head-of-Household competition begins.

The Brigade's worst nightmare comes true as the new HoH is crowned and the houseguests are confused when the new nominations are revealed.

A surprise guest returns to the house when Pandora's Box is opened once again. Also, the 'ZingBot 3000' enters the house to host a high stakes veto competition.

A shocking revelation, an unexpected eviction and a new Head-of-Household is chosen.

After a shocking elimination ceremony, Enzo attempts to do some damage control with Matt and Britney must decide whether or not to keep her promise to Brendon.

Even before the veto competition, the Brigade continue their quest to try and backdoor Matt. Meanwhile, Britney is presented with yet another Pandora's Box.

Matt's machinations hit an all time low as he tries to save himself. A new Head-of-Household nominates two houseguests for eviction.

After an explosive double eviction, The Brigade is feeling very powerful but Ragan will do everything in his power to win HoH and end their reign of terror.

Ragan and Enzo fight for their lives during the PoV competition and the houseguests continue to endure hilarious punishments as a result of Lane opening Pandora's box.

At the jury house, Matt becomes persona non grata when he reveals his lie. Another eviction leaves the final four in the house and a new Head-of-Household competition gets underway.

It is every player for himself as two more houseguests go up on the chopping block and Britney does her best to lighten the mood in the house.

The Brigade officially reveal themselves and another houseguest is evicted after an intense veto competition.

At the jury house, Matt tells Ragan that he's been lying about his wife's illness and Ragan admits to a lie of his own, while at the Big Brother house the final three vie for the title of Head-of-Household.

The final three houseguests remember the good and bad times they've had all summer with some never before seen footage.

The 12th season winner of Big Brother is revealed, and all 13 houseguests are reunited. Also, America's favorite houseguest receives $25,000.