In December 2011, she participated in the SBS survival program K-pop Star, where she finished as runner-up and was subsequently signed to YG Entertainment.
2012–2019: Solo debut, departure from YGE
She made her solo debut on October 29, 2012 with the digital single "1,2,3,4".
15th Anniversary 2011 Family Concert • 2014 YG Family Concert in Seoul Live CD
Concerts
YG Family One Concert 2003 • YG Family Color of the Soul Train • YG Family One Concert 2004 • YG Family Thank U Concert 2005 • YG Family One Concert 2005 • YG Family One Concert 2007 • YG Family Concert 2010 • YG Family Concert 2011 • YG Family Concert in Japan • YG Family 15th Anniversary Concert