She reinvented herself after her parents died so they could be proud of her and she was different from who she was in high school and did n't know how to apologize to Marni .
She explained that after her parents died , she decided to reinvent herself as someone they could be proud of , and when she found out that Marni was her fiance 's sister , she panicked and decided to pretend not to remember her , because she had spent so much time distancing herself from the person she was in high school that she did n't know how to apologize to her .
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