Bar-goers tend to also enjoy bar-hopping, even in tiny Lexington. That makes Bamboo Betty's across-the-street proximity to Cowboy's Saloon valuable. Business is good on the weekends with crowds dominated by youngish domestic beer-swilling locals. The space functions like a smaller version of the Cabooze: a rectangular bar lined with hightop tables greets visitors while a band stage and floor space occupies the rear wall. A popular party spot in the north 'burbs.