I've got some info on The Filharmonic. Here's a brief bio:

The Filharmonic is a Filipino-American a cappella group from Los Angeles, California. The group was formed in 2013 and has since gained a large following online and in the a cappella community. They are known for their tight harmonies and arrangements of popular songs, as well as their energetic live performances.

The group has released several albums and EPs, including the "Affiliations" series, which features their takes on songs by various artists. They have also performed at numerous music festivals and events, and have collaborated with other a cappella groups and musicians. With their soulful sound and charming stage presence, The Filharmonic has become a beloved fixture in the a cappella world.