Home Free is an American a cappella group of five vocalists, Austin Brown, Rob Lundquist, Adam Rupp, Tim Foust and Adam Chance.  Starting as a show group they toured around 200 shows a year across the United States.  The group competed in and won the fourth season of The Sing-Off in 2013.  Home Free released their first album under a major label, Crazy Life on February 18, 2014.  Home Free is structured like a traditional barbershop quarete, with a lead tenor, two harmony voices and a bass.  In addition to the four voices, percussion sounds are provided by beatboxer Adam Rupp.