Who is Dahvie Vanity?

This was is a singer for blood on the dance floor.

As of April 2019, the reportedly 35-year-old singer was living with his parents in Florida. Vanity has rebranded the Blood on the Dance Floor YouTube page as "Kawaii Monster," a stage name under which he has been releasing new music since last year. Through the brand The Dark Arts, he sells items like a "dark ribcage hoodie with bat ears," a cloaked sweatsuit, and Kawaii Monster, Blood on the Dance Floor merch.
https://www.vice.com/en/article/epgq3k/who-is-blood-on-the-dance-floor-dahvie-vanity