Theresa Fu, also known as Fu Jiajia, is a Hong Kong singer-songwriter and actress who gained prominence in the early 2000s. She is primarily associated with the Cantopop genre, a popular music style in Hong Kong that blends Cantonese lyrics with various musical influences. Fu debuted in the music scene as a member of the girl group Cookies, which was formed in 2001. The group achieved significant success and was known for their catchy pop hits. After the group disbanded in 2006, Fu pursued a solo career, releasing several notable albums, including "Theresa Fu" (2007) and "The Best of Theresa Fu" (2011), showcasing her vocal range and songwriting skills. Her music often features themes of love and personal growth, resonating with a wide audience. Fu's impact on the Cantopop scene includes inspiring a new generation of female artists and contributing to the evolution of the genre during the 2000s. In addition to her music career, she has also appeared in various television dramas, further enhancing her popularity in the entertainment industry.