Guest Stars Gavin Munn as Jonathan King J. Harrison Ghee as Kwame Rome Flynn as Tevin Wakefield Josh Ventura as David Marsh Michael Anthony as Gary Stafford Rebecca Harris as Aunt Joan Co Starring Skyler Elyse Philpot as Steffi Suehyla El-Attar as Ms. Burnett Kimberly Maxwell as Brayden's Mom Sofia Salas as Girl Auditionee #1 Emerson Bennett as Young Brayden Madison Muffley as Terrified Student Edward Zhu as Boy Auditionee #1 Camille Crenshaw as Sweet-Faced Girl Cade Tropeano as Dubious Boy Mei-Lin Hosang as Girl Auditionee #3 Sharon Blackwood as Mrs. Bonnie Brasher Russell as Overly Enthusiastic Boy Arielle Urquhart as Girl Auditionee #2 Fernando Campos as Biona Tech #2 Kamryn Joelle as High Soprano Jenne Kang as Biona Tech #1
