What makes Safe and Sound by Capital Cities notable?

'Safe and Sound' achieved significant commercial success, reaching the top of the Billboard Alternative Songs chart and gaining multi-platinum status in several countries. Its popularity was bolstered by its use in advertisements and television shows, making it a defining anthem of the early 2010s indie pop movement. Released in January 2011, 'Safe and Sound' marked Capital Cities' debut single, propelling them into the mainstream music scene. The track's infectious energy helped establish their signature sound and set the stage for their subsequent success. This release came just before their debut album, which further expanded on their unique blend of electronic and pop influences.