Big Brother 'Big Brother' unveils Season 27 theme and twists -- including "polarizing" Mystery Houseguest 07/07/2025 Big Brother's theme and twists for Season 27 have been revealed -- and one twist includes a "polarizing" figure, according to host Julie Chen. Read More RELATED NEWS 'Big Brother' alum Jimmy Heagerty engaged to longtime boyfriend Sean Horne'Big Brother' alum Katherine Woodman seemingly confirms breakup from Rylie Jeffries 'Big Brother' Season 27 houseguest Mickey Lee dead at age 35, new cause of death details emerge TAGS: Big Brother Julie Chen
