Singer Jay Park recently confessed that his favorite girl group was none other than 2NE1! Jay Park's upcoming movie, 'Mr. Idol', held a press conference on September 28th to promote their movie to the media. During the Q&A session, the cast members were asked to name their favorite idol group. Jay Park chose 2NE1, and his co-star Im Won Hee concurred. Actress�Park Ye Jin also chose 2NE1, but named Big Bang as well. Meanwhile, Ji Hyun Woo chose Chocolat and Jang Seo Won picked�SNSD. Jay Park's movie 'Mr. Idol' will be released in October. Source + Image:�Star Today