David Castello-Lopes (born September 16th, 1981) is a French comedic journalist. For each of his programs, he is credited as writer, director, editor and composer. Bill Wurtz, Louis C.K., Ricky Gervais and Édouard Baer were cited as his main inspirations.

He is mainly known for creating various comedic short programs explaining how something from our daily life was created. He reached nationwide popularity in November 2020 when his 20 seconds long song "Je possède des thunes" was massively used on TikTok which resulted in a longer version to be released in July 2021.