On 2 March 2017, Stefflon Don was a guest on ONEPIECE X NTS PRESENTS: Onepiece SS17 #COZYTING Launch. Stefflon Don has been played on NTS over 40 times, featured on 47 episodes and was first played on 2 August 2016.

Stephanie Victoria Allen (born 14 December 1991), better known by her stage name Stefflon Don (or Steff London), is an English rapper and singer. Stefflon Don was born in Birmingham, England. She is of Jamaican descent. She has six siblings. When she was four years old, her family moved to Rotterdam in the Netherlands, but at the age of fourteen, she returned to Britain to study at a London school. She worked as a cake decorator and hairdresser before her career in music.