"Girly Girl") is a song by South Korean musician Jung Yong-hwa of CNBLUE featuring rapper Loco.
[1] It is a "funky" dance-pop track with an undercurrent of reggae elements, and it "emphasizes the melody through simple sound sources".
[2][3] The song harmonizes Jung's "overflowing, groovy" vocals with Loco's "light" rap.
[11] From July 20, Jung began promoted "That Girl" by performing the song on weekly music chart shows, including Mnet's M Countdown, Korean Broadcasting System's (KBS) Music Bank, Munhwa Broadcasting Corporation's (MBC) Show!
[19] Writing for online magazine IZM, Jung Min-jae described "That Girl" as a "well-made pop tune", citing its ability to "stick to your ears and let you hum it right away after just a few listens".
[3] Shimdyang of Idology labeled it a "problematic song", which has a "nice groovy summer tune" if the lyrics are disregarded.