The “Big Brother” house is outfitted with more than 100 cameras and 100 microphones, recording their every move 24 hours a day. Each week, someone will be voted out of the house. The last remaining houseguest will win the grand prize of $750,000.

A new "Big Brother" Head of Household competition took place after Thursday's live eviction episode. Here's who won, and where things stand this week.

Sorry, Burger Boy, but your Big Brother game just got smashed.

Zae’s eviction follows Kelley’s win in the BB Blockbuster competition, leaving Amy and Rachel with a stronger position in the house

"Big Brother" airs live on CBS and the Paramount+ app. Viewers can stream episodes the next day on Paramount+, where they can watch live feeds throughout the day. Fans can also stream "Big Brother" live on any platform with live TV capability.

The inaugural houseguest eviction of Big Brother Season 27 happened on Thursday’s (July 17) live episode, and it was Isaiah “Zae” Frederich who found himself leaving the Hotel Mystere first — a rare 17th-place contestant, thanks to the twist that brought all-timer Rachel Reilly into the mix.

Kelley removes herself from the block after solving the BB Blockbuster puzzle, forcing a vote between Zae and Amy.

The biggest mystery of the season is about to be revealed: the first evicted houseguest! The episode starts right after the veto ceremony.

Get all the news you need in your inbox each morning. Caution: Spoilers ahead! Sign up for Paramount+ What happened on 'Big Brother'? The episode started after the veto ceremony,