Lynette Rice
September 16, 2009 AT 07:19 PM EDT

Did Kevin and Natalie really cheat during that key-holding challenge? Did Jessie go too far when horsing around with Lydia and Natalie? Here, Big Brother executive producer Allison Grodner talks about the controversial challenges, and what it was like to play mom during Chima’s last weekend in the house. Check it out below, then find out what America’s favorites have to say in my finale chat with Jordan and Jeff.

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