Mr. Starr's 2010 girl group leader and made his debut as the main vocalist.
Hyo-Rin's kindergarten set aside as a singer since I was looking forward with hope and had passed the audition for JYP bond one, and so on.
Since the Starship entertainment with Mr. Stein's leader and main vocals were ready to debut the first single-"Push Push" by 2010.
In 2011, with a look at the members of the unit group, Mr. Star 19 Mr. Star "Ma Boy" was formed.
In the same year, the enduring legend of Bangers 2-KBS2 song appeared on the song "it's skills were recognized.
November 17, 2011 the electro Boyz's "Ma Boy 2" took part in a song.
In addition to his dream since January of 2012, this 2. Nana station appearances