On 15 March 2023, SASSY 009 was a guest on The NTS Breakfast Show w/ Flo. SASSY 009 has been played over 30 times on NTS, first on 14 September 2017. SASSY 009's music has been featured on 31 episodes.

Sassy 009 is the recording outlet of Sunniva Lingård, a producer from Oslo, Norway. The name Sassy 009 comes from Lingård's SoundCloud username. After a stint as a trio, aided by Teodora Georgijevic and Johanna Scheie Orellana, Lingård returned to recording as a solo project. She's released three EPs: 2017's Do You Mind, 2019's Kill Sassy 009, and 2021's Heart Ego.