[1] Joanna, at seventeen years old, auditioned for an open call in Manila for the original production of Miss Saigon in front of director Sir Nicolas Hytner.
She played Maria Von Trapp in The Sound of Music,[22] at the Newport Performing Arts Theatre and was followed by Nellie Forbush in South Pacific in Concert.
[34] She worked on the television series "Call Me Tita"[35] "Babae Sa Septic Tank 3",[36] The Quest, Mummy Autopsy and Broken News.
[42] Joanna joined international stars of the stage and screen, including Michael Ball, Daniel Dae Kim, Maria Friedman, Audra McDonald, Julian Ovenden, Lucy St. Louis, Aaron Tveit, Marisha Wallace and Patrick Wilson in My Favorite Things: The Rodgers & Hammerstein 80th Anniversary Concert, featuring a 40-piece orchestra on 12 December 2023, at the Theatre Royal Drury Lane.
[43][44] The filmed musical concert will be screened in cinemas across the UK, Ireland, Australia, New Zealand, and North America, and will be part of the PBS Great Performances broadcast this Spring 2024.