Calvin Squire (Evening Hallucinations) is a solo alternative singer, songwriter, and producer from the Pittsburgh area of Pennsylvania. His music spans a wide variety, dabbling in genres ranging from pop to ambient to electronic.

Calvin began his musical journey in 2019 when he was inspired to try making beats of his own via FL Studio after being fascinated with the emotions created by his favorite artists through the power of different sounds and samples. He has continued to convert his own emotion and experiences to sound ever since and continues to express his journey both personally and on a musical level.