Ben & Jerry’s unveils its first Special Stash flavor Marshmallow Moon with Jimmy Fallon   Tonight Show Star’s Exclusive, Extremely Limited Time Flavor Kicks off Ben & Jerry’s Special Stash E-Commerce Offering; Benefits SeriousFun Children’s Network Burlington, VT, 2017-Nov-04 — /EPR Retail News/ — Tonight Show host Jimmy Fallon had a special treat for lucky fans in Studio…