South Korean singer and lead vocalist of K-pop girl group Mamamoo. She has also been featured on several other prominent artists' songs, including Phantom's "Under Age's Song" and Standing Egg's "The Sunlight Hurts."
She showed interest in singing from a young age.
Mamamoo's debut song "Mr. Ambiguous" was considered one of the most successful K-pop debuts of 2014.
She was born Jung Whee, but goes by her stage name Whee In. Her name means "Shinning Person."
She and fellow band member Hwasa formed Mamamoo in high school.