One woman insisted that her daughter schedule her wedding around the event. Another loyal customer told her husband that his open-heart surgery would just have to wait. And what was the big occasion? Opening day of a sale at Tuesday Morning. The offbeat discount retailer, with stores in 52 cities, engenders a loyalty bordering on fanaticism among its customers. And that loyalty has fostered frantic growth. Since 1980, the Dallas-based discount chain (estimated 1990 sales: $110 million) has expanded from 35 outlets to 132 stores in 21 states, with profits climbing from $695,000 to a projected $5 million this year.
Its...