What makes A Rockapella Holiday by Rockapella notable?

This album showcases Rockapella's signature sound and artistry, contributing to the revival of a cappella music during the 2010s. Its inclusion in holiday playlists helped cement their status as key figures in seasonal music, appealing to both nostalgic fans and new listeners alike. Released in 2011, 'A Rockapella Holiday' marked Rockapella's continued exploration of a cappella music after their 2006 album 'No Strings Attached'. At this point, the group was solidifying their reputation as a prominent force in contemporary vocal harmony, building on their legacy from the 1990s when they gained fame through television appearances and live performances.