Check out a clip of each group's performance below and find the full results of the competition here.
4 In A Bar f/ Leanne Fitzgerald (Ardú) - "The Very Thought of You"
"4 In A Bar Teaches Tags" is the group's new series, which is exactly as described.
Hosts Ardú Perform "Homeward Bound"
For more coverage of the 2017 Irish A Cappella Festival, visit here.