Julie Chen Moonves says 'Big Brother' houseguests 'should be afraid' of Rachel Reilly, and the host reveals who she thinks is playing the smartest game.

Big Brother has confirmed a brand new Head of Household and three game-changing powers. Get all the latest spoilers.

Following her strategy to pit Keanu and Jimmy against each other, Big Brother housemate Ava approached Jimmy and shared the "snake" conversation with him. She revealed what Keanu thought of him.

Episode four of “Big Brother” season 27 will air on Thursday, July 17. The new episode will air at 8 p.m. ET on CBS. Those without cable can watch the show for free through FuboTV or DIRECTV each offering a free trial to new users. Sling is another option for streaming the show, and promotional offers are available.

“Big Brother” is never short on drama, Julie Chen-Moonves dishes on tonight’s drama filled episode.

Big Brother fans have taken to social media to call out a particular scene in the reality show involving 'annoying' contestant Ashley Hollis, who seems to be working her housemates nerves