lieu, also known as rab or rabplayer, is a vocalist, rapper, and record producer from Livonia, Michigan.

Beginning their career in 2018, they have been uploading to SoundCloud and other platforms whilst collaborating with many known artists in the hyperpop scene, such as glaive, kurtains, d0llywood1, and twikipedia. In the making of pop music, lieu encorporates a fusion of electronic and rap influences, which had led to a quick uprising through 2021.