Speaking exclusively to PEOPLE ahead of the premiere of Big Brother 27, Chen Moonves, 55, reflects on the 25th anniversary of the reality competition series and shares who she'd want to replace her if the time ever came for her to say goodbye to the summertime staple.

Julie Chen Moonves is proud of all the relationships that have blossomed on Big Brother. Speaking exclusively with PEOPLE in honor of the show's 25th anniversary, Chen Moonves, who has hosted Big Brother since it premiered on July 5, 2000, bragged about the show's track record for successful romances.

Each week, Big Brother host Julie Chen Moonves will weigh in on the latest events inside the house. This week, she reacts to being abducted by the Mastermind, Rachel Reilly’s return as the mystery houseguest, playing for the first Head of Household win, and the Secret Accomplice twist.