Liana and Alexa (Barbie and Teresa) are best friends who share everything, including their love of singing. Upon meeting a girl inside a mirror, the duo embark on a journey that will put their friendship to the ultimate test. Kelly Sheridan, Melissa Lyons, Maryke Hendrikse, Cassidy Ladden, Nicole Oliver, Chantal Strand, Kathleen Barr Added on Netflix 2023-06-02. Youtube Trailer