From the flip side of Napa Valley. B sides are rare, unconventional, often less marketed releases. They are produced from the reverse, or sharply contrasted side of old-school music albums and renowned wine regions. Stylistically these releases are a departure from the status quo, often preferred by those in-the-know, and the few lucky enough to stumble across them. For this release, we leave the grandiose chateaux of Highway 29 behind and head east into the hills of the B Side of Napa Valley, to experience a refined, Bordeaux style Red Wine Blend. donandsons.com. Don Sebastiani. Donny Sebastiani. August Sebastiani. 14.0% alc. by vol. Vinted and bottled by Don Sebastiani & Sons Napa, California 94558.