Big Brother Season 27 When Do New Episodes of ‘Big Brother’ Season 27 Air? Full Schedule 5 months ago Last week, the official theme for Season 27 of the popular reality competition show "Big Brother" was "Big Brother: A… How to Watch ‘Big Brother’ Season 27 Premiere Online for Free 5 months ago The Season 27, "Big Brother: A Summer of Mystery," celebrates the 25th anniversary of the venerable reality competition show "Big…