During Katie Leung's recent trip to Hong Kong, she appeared on Phoenix TV, and thanks to reader Anson, we have a video of her appearance. When asked what the most difficult part about portraying Cho on-screen was, Katie said:
I think because she ... it's her beauty which attracts Harry, you know. He doesn't really know her, he just thinks that she's attractive. He has a pretty massive crush on her. So it's kind of difficult for me to get up at six in the morning looking beautiful.
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