Calvin Choi Yat-Chi
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.
- Umutwe: Calvin Choi Yat-Chi
- Icyamamare: 0.897
- Azwiho: Acting
- Isabukuru: 1965-01-04
- Aho yavukiye: British Hong Kong
- Urupapuro rwitangiriro:
- Birazwi kandi: 蔡一智, Calvin Choi, ''Grasshopper'', Calvin Choy, Sir One One