Two surprise guests will kick off the two-night premiere event as the Houseguests will live in a modern steel beach house that features a towering sky bridge, making it the largest house yet.

The remaining Houseguests move in, plus the "BB Takeover" begins as the first surprise guest delivers a game changer!

Four Houseguests are nominated for eviction and compete in the Battle of the Block competition. Plus, the BB Takeover will twist up the game.

Who will win the power of veto? And will it be used to save either Jackie or Steve from eviction?

Will Jackie stay in the Big Brother house? Plus two new HoH's are crowned. Also celebrity super fan Kathy Griffin returns to begin her BB Takeover!

Tonight, four new Houseguests go up on the block. Plus, Audrey and Da'Vonne go toe to toe.

Who will get the seventh phone call and win the power of the last laugh and how will it shake up the live eviction? Plus, a new surprise guest will help twist up the game.

It's all on the line with the Veto back in play. Will Da'vonne or John be saved by the golden power?

Tonight, which four Houseguests will be nominated for eviction? Plus, will the Twin Twist blow up Liz and Julia's game?

With Austin dethroned, will HoH Vanessa target James or Jeff? Will the veto screw up her master plan? Plus, Gronk has another surprise for the Houseguests.

Tonight, either James or Jeff will leave the Big Brother house and two new Houseguests will rise to power. Plus, a love triangle brings Austin to the boiling point.

Tonight, four houseguests will be nominated, and 90's week continues with a "grunge" inspired Battle of the Block.

Will the Veto save either Jason or John? Also, an explosive fight leads to shocking consequences and the world premiere of the Wack Street Boys.

Tonight, will Audrey make it to the live eviction? Plus, two new Heads of Households will be crowned.

Four new Houseguests will be nominated, and they'll go to war in the Battle of the Block.

Will the Veto save either Clay or Becky and will Vanessa go through with the plan to take out Austin?

Tonight, will Becky's game be permanently derailed or will the supermarket cashier check out? Plus, both twins enter the game.

Tonight, will the Sixth Sense alliance stay in power, or will the other side of the house finally claim victory? Plus, which two houseguests will be nominated for eviction?

Can the Power of Veto save a showmance or will Clay and Shelli's love be torn apart?

Will it be Clay or Shelli leaving the Big Brother House? Plus, the Hitmen are back!

Tonight, who will claim the HoH and which two houseguests will be nominated? Plus, see the shocking fight that happened right before the eviction.

Tonight, the veto is up for grabs as BB Comics returns. Plus, will Becky go through with taking out Vanessa?

Tonight, which "Sixth Sense" member will walk out the door? Plus, a second Houseguest is leaving!

Tonight, see the fallout from Steve's shocking reign of power, plus, a new Head of Household will be crowned and two new Houseguests will go on the block.

Tonight, will the power of veto save either John or Becky? Plus, will Austin and the twins make a power play against the poker player? And get ready to rock, it's the world premiere of Otev Rock n' Roll.

Tonight, will the dentist's brush with glory come to an end? Or will the Colorado girl be forced to take a hike? Plus, your first look inside the jury house and a new battle for power begins.

Tonight, who will end up running the house and which two houseguest will be nominated?

Tonight, will the power of veto be used to save either Steve or Johnny Mack? Plus, the roasting robot Zingbot is back!

Tonight, will the dentist be extracted from the house, or will the trombonist play his final tune? Plus, an epic battle will begin to send one juror back into the house.

Tonight, which juror will earn their way back into the game and who will gain power as the new head of household? Plus, two new houseguests will be nominated for eviction. And, will Liz and Austin make it official?

Tonight, it's do or die for the country boy and the city girl. Will one of them be saved by the power of veto?

Will the house say bon voyage to the New Yorker or Miami girl? Plus, it's time for another double eviction!

Tonight, Beastmode Cowboy returns to host the final and most important Veto competition of the season. Plus, another Houseguest will be sent to jury!

Tonight, the battle for the final HoH begins. Plus, the final three celebrate and re-cap the summer.

Who will the jury crown as the winner of Big Brother? Plus, who did America vote as their favorite Houseguest?

Four stowaways secretly tucked away in the house will kick off the two-night premiere event. Four competitions, three twists, two-nights and one Houseguest will be going home before the summer has barely even begun. This summer is guaranteed to be a bumpy ride.

Tonight, one team must compete against each other, the loser will be the first House Guest sent packing, leaving the reaming three to decide which one of them will be the first Head Of Household of the Summer. Plus, two House Guests will be nominated for eviction.

Tonight, a brand new competition will change the game once again. How will everyone react when the new twist is unleashed? Plus, with the veterans and newbies at war, who will strike next?

Tonight, it's the first Power of Veto competition of the Summer. Will Paulie, Jozea or Paul be saved from the block?

Who will be evicted from the Big Brother House? Plus the power will once again be up for grabs and another game changing twist will be announced!

Who will become the new HoH, and which two Houseguests will be nominated for eviction? Plus, the BB Roadkill is back, and the winner will secretly pick a third nominee!

Tonight, the Power Of Veto is on the line. Will the backdoor plan send Victor to the block? Or will a new target emerge?

Bronte, Victor or Tiffany face the threat of eviction and entry into the "Battle Back" twist, and a new Head of Household is crowned.

Tonight, Bridgette must nominate two people for eviction. Plus, the BB RV is pulling up to make someone roadkill. Who will be the third nominee? Also, love is in the air as showmances blossom.

Tonight, the Power Of Veto is up for grabs, will one of the nominees be saved?

Will Frank successfully send Tiffany packing or will Da'Vonne lead the charge to take out a different nominee? Also a new HoH will be crowned!

Tonight, with the house's plan to take out Frank derailed, who will go on the block? Who will win the Roadkill? And who will lose their mind?

Who will win the Power of Veto and will it be used to save Corey, Tiffany or Natalie from eviction?

Will Da'Vonne's game blow up in her face or will the house finally send Tiffany packing?

The first five evicted house guests compete in "Battle Back" competitions; the last evictee standing will return to the game for another chance at the $500,000 prize.

Tonight, with the return of Victor and the end of the team twist and BB Roadkill, the HoH competition has never been more important. Who will rise to power, and who will be nominated for eviction?

Who will win the Power Of Veto? And will it be used to save Bridgette or Frank from eviction?

Frank and Bridgette are on the ropes but the secret room just may change the course of the game on Big Brother.

Who will rise to power? And who will be nominated? Plus, who will receive the first "Care Package" from America?

Tonight, the Power Of Veto is up for grabs, will it save Paulie or Bridgette from eviction? Plus, as the Summer heats up, tempers are on the rise.

Tonight, Da'Vonne or Bridgette will be evicted. Does either hold the round trip ticket or will one of them become the first member of the jury? Plus, the battle for HoH begins on Big Brother.

Tonight, who will rise to power, who will emerge as the next target, and how will America's care package shake up the game?

Tonight the Power Of Veto is on the line, will it save Zakiyah or Michelle?

Tonight either Zakiyah or Michelle will be evicted, but they won't be alone as it's double eviction night!

Tonight, see the explosive series of events that went down just 24 hours leading up to the double eviction. Plus, who will become the next HoH, and who will be on the chopping block?

Tonight, will the Power Of Veto save Paulie or Corey from the block? Plus, it's the night you've been waiting all summer for, Zingbot is back!

Who will be evicted from the Big Brother house, Paulie or Corey and do either of them possess a round trip ticket to get back into the game?

A county fair-themed episode includes competitions for the houseguests to win prizes, perks and power. Also: Reggae artist Ziggy Marley makes a surprise appearance and performs "Weekend's Long."

With the power up for grabs, the Houseguests enter the dreaded black box. Will they survive the scariest HoH competition yet? Plus, who will get America's latest care package?

Tonight, the nominations ignite a war of words in the house. Plus the Power Of Veto is on the line.

Tonight, either Victor or Corey will be evicted and join the other jurors in an epic battle to return to the game.

Which jury member will make it back into the Big Brother house, and which current Houseguest will win HoH? Plus, America awards its final care package of the summer.

Tonight, will the Power Of Veto save Michelle or Paul? Plus, it's Christmas in August in the Big Brother House.

Either Michelle or Paul will head to jury, plus will Corey cash in on the BB bribe and the battle for power begins again.

Which houseguest will "Egg-cel" to become the new HoH and with three duos left in the game, which pair will end up on the block?

Tonight, can the Power Of Veto save James or Natalie? Plus, will being on the block together tear them apart?

Tonight, either James or Natalie will leave the game but will they be torn apart before a single vote is cast? Plus, Michelle arrives at the jury house and BB favorites, Jeff and Jordan are back.

With only five remaining, a slippery battle for HoH concludes. Who will slide into power and who will be nominated for eviction? Plus, will the Final Four remain loyal to each other or will the season of back-stabs and betrayal continue?

Tonight, will a super-powered Veto save Paul or Victor? Plus who will be evicted and who will become the new HoH? Also, Season 16 winner Derrick weighs in on the Final Five.

It's the final and most important veto of the summer. Who will secure their safety and who will be evicted. Plus, emotions explode at the jury house.

The battle for the final HoH begins. Plus the Final Three celebrate the Summer.

Who will become the final HoH and who will make it to the final 2? Thirteen houseguests have departed and tonight, nine will have to make a difficult decision. Who will be crowned winner of Big Brother and walk away with the half million dollar prize, and who did America vote as their favorite houseguest?