She's been putting out music here and there. Think she's serious about music wasn't just a whim in her teenage years. The remix is catching media attention since it is well known meme song. Dorian is a veteran artist/producer in the hyper-pop genre. His name carries. But 3oh3, yikes, they're kinda cringe.
My understanding is it's deliberately abrasive to listen to and is more meant to mock most pop song tropes. And then it got a following.