Meet the 16 New Sing-Off Groups

Meet the new, super-sized cast of The Sing-Off.
NBC has unveiled the 16 a cappella groups that will duke it out for $200,000 and a recording contract on Season 3. The list is nearly doubled in size from Season 2, which had 10 groups (Season 1 had eight), to accommodate for the show's first full fall season.

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Hosted by Nick Lachey, The Sing-Off will premiere Monday, Sept. 19 at 8/7c with judges Ben Folds, Shawn Stockman and newbie Sara Bareilles, replacing Nicole Scherzinger, who has defected to that other singing competition show, The X Factor.Check out the groups:Afro-Blue: A nine-person group from Howard UniversityThe Cat's Pajamas: An all-male group from Branson, Mo., with interactive performancesThe Collective: Nashville ensemble formed by Season 2 alum Jeremy Lister (Street Corner Symphony)Dartmouth Aires: A 14-man group that is the Ivy League school's oldest a cappella troupeDelilah: An all-female ensemble with members from the first two seasonsThe Deltones: 20-year-old group from the University of DelawareFannin Family: An octet of siblings from Hortonville, Wis.Kinfolk 9: A professional nine-person troupe whose members can all sing leadMessiah's Men: Survivors of the war in Liberia who want to serve God through musicNorth Shore: 30-year-old street-corner group from BostonPentatonix: Five-member group that's influenced by a variety of genres, including dub step and garage house.Sonos: A vocal band with live electronic effects that has worked with BareillesSoul'd Out: A co-ed high school group from Wilsonville, Ore.Urban Method: Newly formed eight-person ensemble, which includes a rapper, that has never performed togetherVocal Point: Brigham Young University's nine-man troupeThe YellowJackets: University of Rochester group famous for wearing yellow blazers