Flavored with notes of Elvis and Jerry Lee, ‘Rockabilly Christmas’ is a delicious treatShea Arender puts the rockin' in the rockabilly holiday show at Swing 46. (Courtesy The Original Rockabilly Christmas) Flavored with notes of Elvis and Jerry Lee, ‘Rockabilly Christmas’ is a delicious treat December 3, 2021 BY STEPHEN DiLAURO | If there’s a war on Christmas, as pundits on the right are wont to say, the memo did not reach Swing…