(November 2016 - January 2017) Starring in musical "Youth March" on Korean Broadway
(2015) Released a single "QnA" with Tiffany from Girls Generation.
(2016) Guest judge on Korea's "Fantastic Duo" on SBS (S. Korea) (2016) Judge on "I Can See Your Voice" on CJ's MNet (S. Korea)
(November 2018) replaced Jae Park of music group Day6 as co-host of Daytime Music Talk Show After School Club (2013) for Arirang TV which is available on Android and Samsung TV.