Hong studied at Saint Andrew's Junior College and National University of Singapore.
[1] He was a contestant on Project SuperStar 2005, organized by MediaCorp, and was runner-up of the male category in the finals.
At one point, Hong relocated to Taipei, Taiwan to pursue his career as a freelance music producer and songwriter.
[5] He co-owns The Original Boat Noodle, a Thai street food restaurant chain, with two other partners.
[5][7] In July 2023, Hong opened a Korean food stall named Oppa Kitchen at the coffeeshop co-owned by Chew Chor Meng, Dennis Chew and Maureen Ow (Miss Tam Chiak).