Clazziquai (Hangul: 클래지콰이), also known as Clazziquai Project, is a South Korean experimental band that combines several genres including electronic music, acid jazz and house. The group's first short unofficial albums were released online in 2001, spreading its music through words of "netizens," who positively received the group's music. They remained underground until the release of their first album Instant Pig in 2004, selling over 80,000 copies. Since then, their music has been used in various television commercials, shows, and films, and they have been given the chance to perform at various events.

Clazziquai is known for their songs, "Be My Love" and "She Is", which were featured on the Korean drama My Lovely Samsoon, with the former becoming the show's theme song. The group won an award at the MNET KM Music Video Festival for "Best Soundtrack", and has also been the most nominated group at the Korean Popular Music Awards II(2회), winning "Artist of the Year" and "Best Pop". They have contributed to works by Japanese artists Fantastic Plastic Machine and M-Flo.