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"When I was in college, a cappella shows were fun, but also sorta serious. Even the breezy, lighthearted songs reeked of calculation and craft (which is perhaps why I stopped going after, oh, about age 20)."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.riverfronttimes.com/musicblog/2007/10/09/washington-universitys-a-cappella-group-mosaic-whispers-rilo-kiley-fans>