Cecilia Cheung is a Chinese actress and singer. She released her first musical album and appeared in the films Fly Me to Polaris and King of Comedy alongside Stephen Chow in 1999. Cheung later starred in Tokyo Raiders in 2000 and Shaolin Soccer in 2004. She also appears in Legendary Amazons and Dangerous Liaisons. Her music contributions include one of her most popular songs, the single Unstable.