Yesss is a living algorithm for the media website BuzzTube. Described as a "digital trendsetter", Yesss is always up to date on the latest trends; she holds the unique ability to constantly shift the look of her hair and clothing to coincide with whatever's popular on the web. When Wreck-It Ralph and Vanellope von Schweetz enter the world of the Internet to find a piece capable of saving the arcade game, Sugar Rush, Yesss offers her assistance and joins the duo on their journey, as their guide.
- Yesss' website, BuzzTube, is a portmanteau of the real-life websites Buzzfeed and YouTube.
- Yesss' clothes are made of fiber optics