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Lee, Su-hyeon (May 25, 2009). “'원타임' 테디, 2NE1 위해 레이디가가 작곡 '거절'” ['1TYM' Teddy, rejects working with Lady Gaga because of 2NE1] (Korean). Star News. MoneyToday. November 6, 2010閲覧。
Moon, Hwa-sik (July 1, 2009). “2NE1 첫 미니 타이틀 'I don’t care’ 1일 전격 공개” [2NE1 first mini album titled 'I Don't Care', public blitz] (Korean). Star News. MoneyToday. November 6, 2010閲覧。
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