Proof Positive is a five woman a cappella group. They have performed at the Botanic Gardens Festival of Lights, Annual plant Sale, and Birdhouse Bash Silent Auction. Other venues have included: Birthdays, Weddings, Open Houses and other Celebrations. They have also been featured on Channel 58, the local DCTV. Their music is diverse and ranges from contemporary to doo-op. Several of their members have been performing for years together as a group and have been a contestant in the Regional Harmony Sweepstakes a cappella competition.

Members: Karen Kinner, Elizabeth Holman, Cecily Barnard, Peg Thompson, Dee Marcotte