Television News Kaycee Clark wins 'Big Brother 20' finale over Tyler Crispen and JC Mounduix 09/27/2018 Kaycee Clark was declared the winner of "Big Brother 20" during the show's season finale ahead of fellow contestants Tyler Crispen and JC Mounduix. Read More RELATED NEWS From Tokyo to Las Vegas: Taylor Swift's flight to Super Bowl LVIII'Chucky' Season 3 trailer released by USA Network and Syfy'Quantum Leap' Season 2 visits L.A. riots, Salem Witch Trials, and more TAGS: Big Brother Julie Chen Kaycee Clark Tyler Crispen Bayleigh Dayton JC Mounduix