She is Christian.
She moved to South Korea when she was 15.
She has 2 older brothers.
Jessi was born in New York, but she grew up in New Jersey.
Her IQ is 137.
Jessi’s parents are Korean immigrants.
Jessi's first live performance in the US was held on October 16, 2015. She performed at the Belasco Theater in Los Angeles with hip-hop duo Mighty Mouth as her opening act.
She released her first ever solo rap single, "Ssenunni", on September 15, 2015.
She originally debuted as a soloist in 2005 with the song “Get Up” and had her first comeback with the album “The Rebirth” in 2009.
On the same day, July 6 2018, she released a single titled "Down". According to Soompi, AOMG producer Gray took part in producing the track.