Katie fires back.
Although Brooke pleads with her sister to believe that nothing happened between her and Bill, Katie remains livid and attacks Brooke for trying to steal her husband. Brooke responds by saying that so long as Katie is around, she'd never make a play for Bill.
Then, Katie's rage reaches a new level.
"Oh my God, that's it," she says with a sneer. "You think it's worth the effort, because chances are, I won't be around."
Is their relationship beyond repair?
Watch the full episode on CBS.
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