[3] Antelis comes from a family of musicians; in addition to her father, her brother Ben is a songwriter, producer and manager who has worked with Ricky Martin, David Archuleta, Dixie D'Amelio, Tori Kelly, Leah Kate, MILCK, Brianna Mazzola and many more.
[1] Upon returning from her first year in Israel, she released her debut album Heart & Soul (2009), for which her father provided bass guitar and arrangements while her brother Jake produced and played drums.
[3] She competed in the all-female Wanna Be a Star Competition hosted by the Professional Women's Theater company, and was one of the eleven contestants invited to perform at a 2009 Spotlight event at the Gerard Behar Center.
Later that year, she appeared at the Lamplighters Yeshivah's annual In the Glow event for women, performing alongside Miriam Leah Droz and Bulletproof Stockings.
[1][3] She was encouraged and mentored by Miriam Leah Droz, a fellow Jewish singer and founder of the Arts and Torah Association for Religious Artists (ATARA).