Tambo says his mother Roz Parker empowered him to embrace his Aboriginal Australian (Gamilaraay) culture and identity, while his Aunty Bernadette Duncan helped him revive his language.
He progressed to the semi-final after receiving the golden buzzer from judge and former Pussycat Dolls lead singer Nicole Scherzinger, who was visibly moved by his audition, describing him as "a true representative of Australia's beauty, culture and talent".
[7] In the semi-final, he received another golden buzzer from judge Natalie Bassingthwaighte after performing a bilingual version of "You're the Voice" (in Gamilaraay and English) wearing the Dhinawan and Murray crest and feathers.
During the campaign for the Eurovision Song Contest, Tambo experienced toxic cyberbullying, which impacted his mental health.
[13] In December 2019, and after performing it in the semi-final of Australia's Got Talent, Tambo released the bilingual version of "You're the Voice" in English and Gamilaraay.
[19][20][21] The song plays as a soundtrack for a video ad directed by filmmaker Warwick Thornton, which is being rolled out on social and other digital media and television.
[24] In 2013, Tambo hosted children's TV series Muso Magic Outback Tracks, a production which showcases and highlights positive stories in remote Aboriginal communities.
[5] In 2015, he started True Culture, a program that empowers young people to explore their identity through cultural performance, mentor workshops, bush tucker, and art experiences and to empower disengaged kids, those in foster care or on the brink of juvenile justice.