MNC's performance at the 2008 regional competition in Chattanooga earned them a Wildcard spot in the 2009 Sweet Adelines Competition which was held in Nashville TN in October 2009.
In November 2012, MNC competed in Denver CO as a wildcard in the large chorus competition and came in 12th, earning the 2013 Harmony Achievement Award, which recognizes the highest scoring smaller chorus (<80% average size for the contest) in an International contest.