According to an etiquette expert, diners at high-end restaurants should never show up late or disregard the waitstaff.

A worker not washing hands properly and black matter building up on the ice machine were some violations found at Phoenix-area restaurants in this week's Dirty Dining report.

The iconic restaurant added a 5,000-square-foot tropical, thatch-roof, bamboo-veneered tiki bar and dining room facing the ...