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Calvin Choi Yat-Chi
Acting
Born January 3, 1965 · Hong Kong, British Crown Colony
Also known as Calvin Choy · Sir One One
Biography
Eldest among the 3 Grasshopper members. He has always been regarded as the most creative one and is also producer for various Hong Kong artists. Grasshopper is still active in the music industry, especially performing in concerts.
Filmography10 titles

Miracles: The Canton Godfather
1989as Immigrant Looking for Job
1989as Immigrant Looking for Job

The Day We Lit Up the Sky
2021
2021

Throw Down
2004as Jing
2004as Jing

The Yuppie Fantasia 3
2017
2017

Casino Tycoon II
1992as Ho Tien-Pao
1992as Ho Tien-Pao

Return of the Cuckoo
2015
2015

Back to the Past
2025as Man Leung
2025as Man Leung

Hot Summer Days
2010
2010

Agent Mr. Chan
2018as Cleaner
2018as Cleaner

Full Strike
2015
2015