Calvin Choi Yat-Chi
Personal Info
Known forActing
Known Credits34
GenderMale
Place of BirthHong Kong, British Crown Colony
Also Known AsCalvin 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.
Known For
Images