Cheuk Wan-chi (Chinese: 卓韻芝; born 28 March 1979), also known as Vincci, G and GC Goo-Bi, is a Hong Kong media personality, stand-up comedian, screenwriter and director, master of ceremonies, and an occasional television pundit and talk show host.

In 2008 Chi enrolled at Goldsmiths, University of London to study Fine Art, however she did not finish the degree due to low GPA.

On 19 April 2008, which was incidentally the day of Famine 30, Chi released a book of her selected prose, "What is Apple in Chinese?".

In 2011 she held the first stand-up comedy solo show such as Anti-Indian racism and economic jokes by a female comedian in Hong Kong.

In the field of celebrity endorsement, she often collaborates with internationally acclaimed brands; her public persona being one highly associated with creativity, social networking and fashion.

Whilst still a 14-year-old, Secondary 4 student at St. Francis' Canossian College, Chi worked as a part-time DJ at Commercial Radio; her first show being a collaboration with Softhard.

Aged 17 she presented 'Gee See Goo Bi – I am Underaged'; this programme was aired during off-peak hours and, for its time slot, attracted an unprecedented audience.

In February 2008, Chi collaborated with Taiwan-based FunTown and South Korean developer RHAON to launch the online game "RUNonline", known as "HiYo Run Towards the Sky" in Taiwan, it featured "Fu-Wing" and "Little Fu Sister".

[8] In February 2008, Chi was selected to be a World Vision Famine Star, and together with Sammi Cheng and Gigi Leung participated in a charity trip to Laos.

As a director, Chi's work has included a diverse range of music videos, commercials, internet shorts and 35mm feature films.

In 2013, Chi released her debut feature film as director, the action comedy "Kick Ass Girls", which was financed by Lion Rock Pictures.

Starring Chrissy Chau, Dada Lo and Hidy Yu, Chi was also part of the script writing team and has an acting role in the film as a goth personal assistant.

[12] On 11 September 2008, she decided on the Chinese name for Born to Be a Witness, settling on characters translating to "Meet the big scene" for the Milk Magazine No.

On 27 February 2012, Chi uploaded a photo to her personal weibo, that showed her wearing a real fox fur,.