Mad Tsai

About

Mad Tsai (born Jonathan Tsai) is an American singer-songwriter and social media personality. Of Taiwanese and Peruvian descent, Tsai gained recognition through the short-video platform TikTok under the handle @madsteaparty. His music explores themes of queerness, adolescence, and self-identity, often blending elements of pop, bedroom pop, and alternative music.

Tsai was born in Fountain Valley, California, to a Taiwanese father and Peruvian mother. He began writing songs at the age of thirteen, inspired by themes of identity, mental health, and self-expression. While in high school, Tsai participated in choir and marching band, and learned to play several instruments.
He later attended the University of California, Los Angeles (UCLA), where he studied Music History & Industry and English.

Tsai began posting original music on TikTok in 2020 under the username @madsteaparty. His early work included acoustic clips and songs such as “Young Nights,” which explored post-graduation uncertainty and emotional growth.

Tsai rose to prominence with the single “Boy Bi” (2020), a song…