Danielle June Marsh, known mononymously as Danielle (Korean: 다니엘), is a Korean-Australian singer. She started out her career in the entertainment industry by making several appearances on television as a child, before debuting as a member of South Korean girl group NewJeans in 2022. The following year, Marsh ventured into acting, voicing Ariel in the Korean dub of the live-action adaptation of The Little Mermaid (1989).

"Cool with You" is a song by the South Korean girl group NewJeans from their second extended play (EP), Get Up. The song was released on July 21, 2023, by ADOR. "Cool with You" was written by Gigi, Kim Dong-hyun, Erika de Casier, Fine Glindvad Jensen and group member Danielle whilst composition was handled by Park Jin-soo, Frankie Scoca, Erika de Casier and Fine Glindvad Jensen. Two music videos were produced for the song—a side A video and side B video—and features appearances from HoYeon Jung and Tony Leung.