Over the next two years, she released a few more singles, including, alongside Kazuma Endo of Siam Shade, "Moment", the second opening theme to "Mobile Suit Gundam SEED", followed in 2003 by her next solo album, "The Secret to Happiness Is Love". Her last album is "Hen Hen Ai" (狠狠愛), released in April 2005. Her most recent album is "Vivi and...", released in September 2006. For this album, Hsu collaborated with many artists and people including Jay Chou, Wang Leehom, Gary Cao, Nicky Lee and even her little brother and uncle.