Home Free and The Filharmonic sing off to the Kenny Loggins hit, "I'm Alright" from "Caddyshack."
All six groups open the show with Dirty Dancing's "I've Had the Time of My Life."
Ten tackles atmosphere with Adele's Oscar-winning song, "Skyfall."
Survivor's "Eye of the Tiger" takes center stage for one of the night's Ultimate Sing-Offs.
The six groups await their fate from the judges, knowing that only four of them will continue to the next round.
The college boys take on the Bob Seger staple - and iconic "Risky Business" song - "Old Time Rock & Roll."
The Filharmonic sings for redemption with the Aerosmith classic from "Armageddon."
Vocal Rush slows it down with the Phil Collins hit, "Against All Odds."
The country group performs chick-flick favorite - and Roy Orbison hit - "Oh, Pretty Woman."