Summary: Julie Chen returns to host the eighteenth season of Big Brother.

Summary: Big Brother - Season 18 Episode 1 Season Premiere (2)

Summary: New twists are revealed.

Summary: A new weekly competition is revealed.

Summary: The Power of Veto competition is held.

Summary: Another houseguest is evicted from the compound.

Summary: Nominations for eviction are revealed.

Summary: The Power of Veto competition is held.

Summary: Another houseguest is evicted from the compound.

Summary: House guests vie for the power of veto.

Summary: A house guest is evicted; the head of household competition.

Summary: The new head of household moves rooms and nominates two people for possible eviction; the winner of the roadkill competition chooses a third nominee.

Summary: House guests vie for the power of veto.

Summary: A house guest is evicted; the head of household competition and the Battle Back competition begins.

Summary: 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.

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

Summary: The Power of Veto competition is held.

Summary: 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."

Summary: Nominations for eviction are revealed.

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

Summary: 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.

Summary: 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?

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

Summary: 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.

Summary: Season 18, Episode 38

Summary: 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.

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

Summary: 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?