Big Brother' cast change: Christie Valdiserri tests positive for COVID-19 and has been replaced

Big Brother warns viewers to always expect the unexpected, but no one probably expected a cast change already -- as Christie Valdiserri has been dropped from the cast and replaced due to a positive COVID-19 test result.

Big Brother' Season 23 Cast Member Tests Positive for COVID-19

Big Brother USA contestant replaced after COVID-19 testing

Big Brother' Contestant Drops Out After Testing Positive for COVID-19

Big Brother' Season 23 Cast Member Tests Positive for COVID-19

Big Brother Replaces Season 23 Contestant Christie Valdiserri Days

The Bachelorette' alum Clare Crawley removing her breast implants

Big Brother 23 cast change: Christie Valdiserri out, Claire

Big Brother' 2021 Cast: Meet Your New Houseguests

Big Brother Replaces Season 23 Contestant Christie Valdiserri Days