Charming licensed & insured mobile bar servicing Portland, Oregon and surrounding areas! Portland's Boutique Bartending Service! What is a Boutique Bartending service? We're your alternative to ordinary bartending services, specializing in the custom cocktail experience. The Betty Bar brings vintage elegance and style to you - anytime, anywhere (she's a 1963 Vintage Trailer). No event is too big or too small. We cater to your needs, and with over 30 years of event experience, our team covers every detail so you don't have to. When your event needs a one-of-a kind cocktail caterer....