The competition kicks off with three challenges that will yield a game-changing power—and two unprecedented punishments.

The two-night premiere event continues with the first HoH competition of the summer; who will grab all the power and who will be nominated for eviction?

A tech-themed twist, the "BB App Store," is unveiled. America has the opportunity to get the Houseguests trending, resulting in power apps or punishments that could crash their game.

Will the Power of Veto save either Sam or Steve, or will the new "bonus life" power change the game?

Find out who will be the first person (or robot) evicted from the house, Sam or Steve.

Find out who is the top trending house guest and what power app will they choose? Plus who will Kaitlyn nominate for eviction?

Houseguests compete to win the Power of Veto. During the Veto meeting, the winner of the competition can keep nominations the same, or save someone from eviction for the week. Hosted by Julie Chen.

Who will be evicted from the Big Brother house? Winston... or Swaggy C?

The new Head of Households takes power and nominates two Houseguests for eviction. Hosted by Julie Chen.

Divisions mount with the bromance on the block, and Houseguests spin for the win in a dizzy disco-themed veto competition!

Who will be evicted from the house? Bro Winston or Bro Brett?

Who becomes the new head of household and who will be evicted? And comments by JC and Bayleigh have sparked up intense conversation in the house.

Who will win the Power of Veto and will it be used to save either Haleigh or Kaitlyn from eviction?

Who will be evicted from the House next? Kaitlyn or Rockstar? Plus, will the Bonus Life Power save the evictee?

The battle for HoH begins again and loyalties are questioned. Plus, two Houseguests will be nominated for eviction.

Who will win the Power of Veto and will it be used to save either Brett or Rachel from eviction?

Who will be evicted from the Big Brother house? Brett, or Rachel?

A surprising new power will be unleashed in the house.

Pressure builds after a series of secret powers, shifting alliances, and explosive evictions!

Who will be evicted from the Big Brother house, Rockstar or Bayleigh?. Another HoH competition begins.

Who will be evicted from the Big Brother House, Fessy or Haleigh? Plus, which Juror will battle their way back into the game?!

Who will win the final three-part Head of Household competition? And which Houseguest will go on to be crowned the winner of Big Brother 20 and take home the half-million dollars?

The summer reality hit BIG BROTHER will debut its 22nd season with an All-Star cast who have one thing in common - they all have something to prove. The two-hour live move-in premiere event.

Cody nominates two house guests for eviction. Plus, the reveal on the first twist of the summer: the safety suite! Inside the safety suite is something every single house guest will want.

Tonight, it's the first Power of Veto competition of the summer. Will Keesha or Kevin be saved from the chopping block, or is there a bigger target waiting in the wings?

Tonight, a house guest is evicted; the remaining house guests compete for next head of household.

Memphis must nominate two houseguests for eviction. Plus, the safety suite is back open. Who will swipe in to try and guarantee they stay in?

Tonight, can the Power of Veto save David or Nicole A.? Plus, is there already cracks in Memphis' alliance?

Who will be evicted from the Big Brother house, David or Nicole A.? Find out tonight on Big Brother All-Stars!

Tonight, Janelle and Nicole's feud escalates. Plus, It's the final "Safety Suite" competition. Who will become safe? and who will be nominated for eviction?

Who will win the Power of Veto? And will it be used to save either Janelle or Kaysar from the block?

Which old school legend will be evicted from the Big Brother house, Kaysar or Janelle?

With the "Head of Household" back up for grabs, who will roll into power? and which house guest will be targeted next for eviction?

Who will win a brutal endurance competition for the Power of Veto? And will either Kaysar or Kevin be saved?

Who will be evicted from the Big Brother house, Christmas or Kaysar?

Tonight, as alliances shatter and houseguests scatter, who will make Christmas' naughty list and be nominated for eviction?

Tonight, who will win the power of veto? And will it be used to save Da'Vonne or Bayleigh from the block? Plus, an unexpected series of events unfolds that no one saw coming.

Tonight, either Da'Vonne or Bayleigh will be sent packing, but not before a showdown sends shock waves through the house. Plus, an epic endurance competition begins.

With the final three set, Nicole, Cody and Enzo will look back at the All-Star season!

Who will win Part One of the final three-part Head of Household competition?

The live two-hour season finale of "Big Brother: All-Stars". Find out who becomes the final Head of Household, setting the stage for the last eviction of the season. The jury will then cast their votes live for the winner. Then, all 16 Houseguests will reunite, America's favorite Houseguest will be revealed, and either Enzo, Cody, or Nicole will be crowned the winner of "Big Brother: All-Stars" and walk away with the $500,000 grand prize.