Few bands ever enjoy the kind of success fun. (yes, it's all lowercase, with a period) has experienced since its ridiculously catchy single "We Are Young" caught fire earlier this year. The song, a wistful but celebratory take on coming of age, was featured on the TV show Glee, appeared in a Super Bowl ad for Chevy and has sold millions of copies, turning the once-obscure indie-pop group into one of the most adored bands of the year.

Currently on tour to support its second album, Some Nights, fun. made a stop in Washington, D.C. for a concert at the 9:30 Club. Listen to the entire show here.