K-pop (케이팝), or Korean popular music, is a global entertainment phenomenon. Watch BuzzFeed's Eugene Lee Yang's K-pop music video debut as he's transformed into an entire Korean boy band:
With more than a hundred new bands debuting each year, it's important for bands to refresh their image and have new songs on the music charts.
K-pop stars partner with several famous designers from Korea and overseas. These collaborations show a symbiotic relationship between artists and designers, and allow for a lot of experimentation in K-pop fashion.
K-pop agencies film multiple music videos for each new album. Video concepts range from serious and mature to bubbly and flirty.
The K-pop idol group system assigns particular roles to individual members that distinguish their talents. Not all K-pop groups contain the following types of members - these are just the ones that most commonly appear.