Gu Jiahui really composed music on the spot. Gu Jiahui once composed music on the spot to show his super strength. Huang Zhan wrote a lyric and asked Gu Jiahui to compose the music on the spot. In 1961, Gu Jiahui participated in the composition competition for the Shaw Brothers film "Unbreakable Love" for the first time and wrote "Dream" with lyrics by Tao Qin and lead vocal by Gu Mei, officially starting his music career.