William Goc-ong[1] (Tagalog pronunciation: [ˈgukɔŋ]; born December 8, 1993), professionally known as Yamyam Gucong, is a Filipino comedian and actor known for winning the Philippine reality television series, Pinoy Big Brother: Otso.

Before winning Pinoy Big Brother: Otso, he stopped pursuing education at fifth grade in order to sustain his family's financial needs.

On August 12, 2018, Gucong auditioned as an adult housemate in the reality show Pinoy Big Brother: Otso.

This digital show gives advices on how we can save money on such situations, such as buying new clothes for Job Interviews and Street food Hacks.

[14] [15] He was also hosting a travel digital show in TFC Online, entitled "Highway Harvest", along with his friend and ex-PBB housemate, Fumiya Sankai.

together with Joross Gamboa and Roxanne Guinoo, and ex-PBB OTSO housemates Karina Bautista and Aljon Mendoza.

[20] After 5 years since PBB Otso, Gucong decided not to renew his contract with Star Magic, making him a freelance artist.