Seventeen makes #18 in Billboard's '21 Under 21' list

Seventeen hasn't even been out for a year and they're already making a big name for themselves!

The boys were listed on Billboard's '21 Under 21' list for 2015. The site describes their success as,

If Seventeen doesn't become the biggest K-pop band of all time, it may go down as the largest. The group boasts 13 members (average age: 17) hailing from South Korea, China, and the United States, and it's divided into three units: one for hip-hip, one for vocals, and one for choreography. The divide-and-conquer strategy has paid off, as Seventeen's...