Imagine Dragons are a band.
Imagine Dragons . The band first gained exposure in 2012 with the releases of their debut studio album Night Visions and its first single `` It 's Time '' . The band 's second studio album Smoke + Mirrors was released in 2015 , and reached number one in the US , Canada and the UK . In May 2014 , the band was nominated for a total of fourteen different Billboard Music Awards , including Top Artist of the Year and a Milestone Award , which recognizes innovation and creativity of artists across different genres .