No, Renee has not turned into a good Samaritan. She's just trying to win Ben over in this scene.
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Desperate Housewives Season 8 Episode 2 Quotes

What am I, a cat? I'm allowed to be out past ten.

Mrs. McCluskey

Old people are adorable. I love their little raisin faces and those tennis balls they put on their walkers.

Renee