West End stars sing the first song from the new musical Halls the musical. The launch video features Grace Mouat (& Juliet, SIX), Millie O’Connell (Be More Chill, SIX), Olivia Moore (Waitress, Heathers), Tarinn Callender (Hamilton, Come From Away), Cameron Burt (Mamma Mia), Sophie Isaacs (Heathers, Kinky Boots, SIX) and Alex Thomas-Smith (Bat Out of Hell, Dear Evan Hansen), also introduces new Guilford School of Acting (GSA) graduate Matteo Johnson who was involved in the workshop process of Halls in 2019.