Frozen 2’s hit song ‘Into The Unknown’ is currently trending on TikTok with users attempting to recreate the now iconic siren call ‘Ah Ah Ah Ah’. But who is the enchanting voice behind it, we hear you ask? It is no other than pop-star AURORA, who today releases her own version of ‘Into The Unknown’. AURORA performed the song alongside Idina Menzel at this year’s Academy Awards, stunning the room to silence with her spine tingling voice.