[1] In 2002, Jay (Typhoon) along with Minwoo (Rose), Jungwoo (Attack), Sungmin, Junsu and Eunhyuk made their first television appearance in a show called Heejun vs. Kangta, Battle of the Century: Pop vs. Rock.
In 2010, he participated in musicals Brothers Were Brave, Rock of Ages and rotated as D'Artagnan with Super Junior's Kyhuhyun in The Three Musketeers.
In May 2011, Jay landed his first leading role in KBS's drama My Bittersweet Life, playing the character Lee Se-in.
In May 2014, Jay was confirmed to cast in the musical Singin' In The Rain as Don Lockwood with Super Junior's Kyuhyun and EXO's Baekhyun.
In September 2016, Jay was cast in supporting roles in KBS's drama On the Way to the Airport, playing the character Jang Hyun-woo.