"I Don't Care" is a song by South Korean girl group 2NE1 from their eponymous debut extended play, 2NE1 (2009). Written and produced by Teddy Park and Kush, the song was released as the EP's second lead single on July 1, 2009 by YG Entertainment. The track has been characterized as a mid-tempo dance-pop track that incorporates elements of R&B and reggae, and was noted for marking a stylistic shift in the group's mainly previous hip-hop image. Lyrically, the song revolves around the theme of independence after a break up.