Tags.

If you're new to barbershop, perhaps you're not familiar with tags. Frequently in barbershop songs, the prettiest and smoothest chords happen toward the end of the song. We barbershoppers call the end of the song the "tag". And since tags can sound so cool when the chords lock in, many composers will write just tags as fun little songs to sing. They typically consist of only a few measures and a handful of words. To learn a tag or just listen. Click on this link for a complete listing of tags from the Classic Tag book.   

Classic Tags