Larkin Poe – the GRAMMY® Award-winning duo of Georgia-bred, Nashville-based multi-instrumentalist sisters Rebecca and Megan Lovell – have shared their latest single, 'Mockingbird,' available now via their own Tricki-Woo Records. The deeply contemplative track marks the opening song on Larkin Poe’s eagerly awaited new album, Bloom, arriving January 24. “‘Mockingbird’ is a…