Darin & Brooke Aldridge on The Caverns Sessions, "Tear Stained Letter" 

Darin & Brooke Aldridge perform "Tear Stained Letter" underground for The Caverns Sessions on PBS.
The Caverns Sessions, formerly known as Bluegrass Underground, is a magical, "musical adventure" series is taped deep within the subterranean concert hall of The Caverns in Tennessee's majestic Cumberland Mountains. Now in its 12th year, The Caverns Sessions features both long-established and emerging artists within a broad spectrum of genres.
The Caverns Sessions Season XII is produced by Todd Mayo and Todd Jarrell of Todd Squared LLC, and directed by Mark Stepp, with Andy Kern as Audio Engineer and Allen Branton as Lighting Designer. The Caverns Sessions receives underwriting support from the Tennessee Department of Tourist Development, Gibson Gives Foundation, and Tennessee’s South Cumberland Tourism Partnership. The 12 episode series is presented to PBS nationally in partnership with WCTE Central TN PBS based in Cookeville, TN.