Complex sentence: Sungha released his first album, "Perfect Blue", on 17 June 2010, his second album, "Irony", on 21 September 2011, and his third album "Paint It Acoustic" on 15 April 2013.
Split into simpler sentences: Sungha released his first album, "Perfect Blue", on 17 June 2010. He released his second album, "Irony", on 21 September 2011, and his third album "Paint It Acoustic" was released on 15 April 2013.