<P> Big Brother 19 is the nineteenth season of the American reality television series Big Brother . It is based upon the Dutch series of the same name . The season premiered on June 28 , 2017 on CBS in the United States with a two - hour season premiere and Julie Chen returning as host . The season was titled `` Summer of Temptation '' with the various contestants able to receive a temptation which gave the taker a surprise reward or game advantage but also unleashed a game change for one or more other players . Viewers at home were able to vote to offer selected chosen players a secret temptation . A weekly opt - in competition , known as the Temptation Challenge , would give the winner immunity from the week 's nomination but also put the last - place finisher on the block as a third nominee , able to compete in the weekly Veto Competition and avoid a backdoor nomination . </P>
<P> Big Brother 19 is the nineteenth season of the American reality television series Big Brother . It is based upon the Dutch series of the same name . The season premiered on June 28 , 2017 on CBS in the United States with a two - hour season premiere and Julie Chen returning as host . The season was titled `` Summer of Temptation '' with the various contestants able to receive a temptation which gave the taker a surprise reward or game advantage but also unleashed a game change for one or more other players . Viewers at home were able to vote to offer selected chosen players a secret temptation . A weekly opt - in competition , known as the Temptation Challenge , would give the winner immunity from the week 's nomination but also put the last - place finisher on the block as a third nominee , able to compete in the weekly Veto Competition and avoid a backdoor nomination . </P>
when did season 19 of big brother start
when did season 19 of big brother start
June 28 , 2017
June 28 , 2017