Shin Hyo-seob, professionally known as Crush (크러쉬), is a South Korean record producer and singer-songwriter. Crush often uses Jazz musical instruments in his style of music, implementing modern tunes. He debuted on April 1, 2014, with the single "Sometimes" and released his first album Crush on You on June 5, 2014.

Dynamic Duo is a South Korean hip hop duo that consists of rappers Choiza and Gaeko. They rose to fame with their 2004 debut album, Taxi Driver, which became the best-selling Korean hip hop album ever. They are signed to Amoeba Culture, a hip hop record label that they founded in 2006.