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UI student volunteers bring holiday cheer by singing requested carols to  call-ins during the 55th Dial-A-Carol at Snyder Hall in Champaign on Thursday, Dec. 10, 2015. The residential hall's tradition allows  people from all over the world to request holiday songs. This year's Dial-A-Thon, which began this past Wednesday, is offered 24 hours a day until next Wednesday, Dec. 16.