After nearly 90 days filled with game twists and Robovisheartfelt exits under one roof, there are only three guests left in the "Big Brother" house.

Season 26 of the reality competition series concludes this Sunday where one housemate will be crowned the "champion" and win the $750,000 prize that comes with it.

In Thursday night's episode, Los Angeles bartender Rubina Bernabe was evicted at 4th place leaving three guests behind. Before this, Hawaii mattress sales rep Kimo Apaka was evicted.

The final three include Maryland physical therapist Cam Sullivan-Brown, California non-profit director Chelsie Baham and Houston construction project manager Makensy Manbeck.

Here's what to know about the upcoming finale.

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'Big Brother' Season 26 finale date, time

The "Big Brother 26" season finale is set to air Sunday, Oct. 13 from 9-11 p.m. ET.

Where to watch 'Big Brother 26' finale

The "Big Brother 26" finale will air on CBS and like all episodes will be available to stream live and on demand on Paramount+.

Paramount+ subscribers and Pluto TV viewers can continue to catch all the action on the "Big Brother" Live Feeds, according to CBS.

'Big Brother' Season 26 final four

The season kicked off in July with 16 houseguests including standout guests like Long Beach, California real estate agent Angela Murray and Brooklyn sales executive Tucker Des Lauriers.

'Big Brother' Season 26 house

The show's official YouTube page posted a Season 26 house tour on July 9.

Who is the host of 'Big Brother'?

Julie Chen Moonves hosted Season 26 "Big Brother" and has hosted every season since the show debuted in July 2000.

Last month, she missed out on a live eviction after contracting mild COVID-19 for the second time. Her former "The Talk' co-host Jerry O'Connell filled in for her.

"I hope Jerry fits into my dress, has a ball and tells the houseguests I miss them but will be watching from home," Moonves wrote.

Contributing: Dina Kaur, Arizona Republic

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