Rosanna trained at Lasalle College of the Arts in Singapore, gaining a BA (Hons). She has most recently appeared as Betty in Shock Treatment, The Musical. Other theatre credits include: Hope Cladwell – Urinetown, The Musical (Apollo Theatre), wing and u/s Princess Fiona – Shrek, The Musical (Theatre Royal Drury Lane), Sister Act, The Musical (London Palladium), u/s Julie Jordan – Carousel (Savoy).