Wu starred as Mei Zuo (美作), one of the F4 members, in the Taiwanese drama series Meteor Garden and its sequel, Meteor Garden II. At the conclusion of the series, they continued to perform together and released three studio albums as the boy band F4. In 2002, Wu became the second F4 member, after Vic Chou, to release his debut solo album, Body Will Sing. The track, "I Hate Myself" is listed at number 95 on Hit Fm Taiwan's Hit Fm Annual Top 100 Singles Chart for 2002. The album was awarded as one of the "Top 10 Selling Mandarin Albums of the Year" at the 2002 IFPI Hong Kong Album Sales Awards, presented by the Hong Kong branch of IFPI.