With her lovely background singing, Katie has enriched the performances of several renowned artists like Sarah Connor and Nevio Passaro. She took part in the ESC twice, first with the No Angels and the second time as a background singer for Ann Sophie. As a studio artist, she has enhanced the choirs of well-known acts such as Lena Meyer-Landrut in her famous song "Satellite”. Under the stage name "Kayna" she has expressed her musical diversity in countless personal projects, with several releases as a solo and featuring act. With her versatile and magical voice Katie is the female singer in Lex van Someren’s band since 2017.