On the May 11 episode of 'Roommate', Nana and Park Bom were awkward at first, but the two gradually became closer as the episode continued. They'd sing and dance together and even have the same unique talking and acting patterns.

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Nana said, "I match well with Bom unni. I think she's not really normal like me. I honestly think I'm not that normal."

The two of them met at the 'Inkigayo' waiting room and showed off their friendship, surprising the 2NE1�members how close they were.