On Stage: Davina & The Vagabonds, Jonny Wickersham & AMT’s ‘Deck the Halls’

By DENNY DYROFF, Staff Writer, The Times   Davina Sowers is a performer who provides a conduit to the past for many people — of all ages. She and her band the Vagabonds make music that hearkens back to a different era in America’s history of popular music. Sowers sings as if she were fronting the Glenn Miller Orchestra and frequently dresses like she’s from that era. The band also fits...