KARMIN After online fame and chart hits, the quirky duo finally releases an album Covers of songs by Nicki Minaj and Chris Brown found Karmin an Internet following and a record deal, and songs like “Brokenhearted” brought chart success, but it has taken the duo three years to produce an album. For the couple behind Karmin—Nick Noonan and Amy Heidemann, both 28—that time was spent developing a personality outside social media. “Everything... 

KARMIN HOMETOWN: Brookline, Mass. MEMBERS: Amy Heidemann (vocals, guitar), Nick Noonan (keyboards, trombone, vocals) ALBUM: As yet untitled, due out in 2012 WEBSITE: karminmusic.com Nebraska-born Heidemann and Maine native Noonan met and began performing together while attending Boston’s Berklee College of Music. “We were like, ‘We’ve tried all these different things, we should really do something ourselves because nobody is ever going to...