Would You Be My Spring? (with Kyeongmo)

Only You (with Yoon Hansol)

When You' Re Lonely (with Seol Kyung)

Like a Moon (with Yoon Hansol)

But I'm Trying To Tell You How Much I Love You (with Moonbit)

Last Night (with Yoojongkwon)

Stay Forever (with Jung So An)

Stay Forever (with Yoon Hansol)

Don't Leave Me (with Silver Bell)

The Last Day Of June (with Jung So An)