[1][2][3] In July 2018, ViuTV's reality talent competition Good Night Show - King Maker started scouting for potential artistes.

[5] Later, the television station published online a series of short videos titled Fatboy's Big Adventure (肥仔大冒險), depicting how Leung Yip recruited his fellow contestants to form another group.

The final and seventh episode of the series, published on 2 December 2018, showed Leung Yip, Denis Kwok (193), Dee Ho and Poki Ng declaring the formation of Error.

[11] They released a single called "Handsome Guys" (我們很帥) the following year,[12] which they gained their first peak chart position in RTHK.

On 11 April, before the airing of the final, Denis Kwok sarcastically rebutted Tsang's comments; it became a boost in his popularity, as well as the group's.