On July 1, ZICO appeared on MBC Radio FM4UŌĆÖs Good Morning FM Jang Sung Kyu to promote his upcoming album. During the radio, ZICO talked about RainŌĆÖs participation in his new song ŌĆ£Summer Hate.ŌĆØ He said, ŌĆ£The lyrics right before the chorus is ŌĆśI just hope it rains.ŌĆÖ So I naturally thought of him.ŌĆØ When asked if he was trying to ride on RainŌĆÖs recent ŌĆ£GANGŌĆØ craze, he answered, ŌĆ£I first contacted him way before the ŌĆśGANGŌĆÖ craze started. WeŌĆÖve been in touch for 6 months. Working on the song, I really wanted Rain to participate.ŌĆØ Meanwhile, ZICO is set to release his summer album Random Box today (July 1). Source (1)