'K-Pop Star 3' Nam Young Joo will make her debut with title track 'Cause You're Too Nice' on September 30th.

The song is revealed to be composed by CNBLUE's Jonghyun and described as a medium-tempo pop dance track with hip hop base while the lyrics are written by Nam Young Joo herself.

Nam Young Joo's agency said the song is a gift from Jonghyun to Nam Young Joo. He directly involved as a producer and even the guitarist for the song. The agency also said that Jonghyun even made a visit to the MV fiming set and showed his support to the junior singer.

Meanwhile, check out the teaser video below