In Dress to Impress, a game on the Roblox platform, users design outfits and then compete on the catwalk.

The DTI meme refers to a Roblox game called "Dress to Impress" in which players create outfits under a theme and vote for the best one.

She does all this, but she also occasionally streams on Twitch, which is where her fans told her about a dress-up game on Roblox called Dress to Impress.