The first cheesy segment of the season then occurred: An odd man in a red mask appeared on the TV and said he was behind the ...

"Big Brother" Season 27 contestants better grab a life vest, because star Rachel Reilly is checking in as the 17th houseguest ...

Rachel Reilly, winner of Big Brother 13, was unveiled as the "mystery houseguest" competing again this summer on season ...

"Big Brother" is back this summer with Season 27, where the official theme will be "Big Brother: A Summer of Mystery." ...

Big Brother 27 shocked viewers with a major twist during the premiere episode, revealing that their mystery houseguest isn't ...

The most popular pick, handsdown, of who the mystery guest is would be none other than Rachel Reilly. She already made two ...

The 27th season of Big Brother kicks off with a wild premiere that finally reveals who the "Mystery Houseguest" is before ...

Fans and Big Brother houseguests alike were amazed by Rachel Reilly's dramatic appearance on the first episode of Season 27.

Janelle Pierzina and Rachel Reilly can’t help but stir a commotion online about Big Brother 27’s mystery houseguest. Janelle, ...

Well played, Zach! It looks like the marketing manager is having a brodown throwdown with his boy Vince over this surprising ...

"Big Brother" is set to premiere this week. For Season 27 of the hit reality competition series, the official theme will be ...