Since June, the group has blown up in America with an album at No. 3 on Billboard and a hit single climbing up the Hot 100. It’s a particularly impressive feat for a group that isn’t actually “real,” instead hailing from Netflix ‘s animated musical,

Maggie Kang, a director of the hit along with Chris Appelhans, was “just trying to make something that I wanted to see: a movie that celebrated Korean culture.”