Fun facts about the New Year's Eve ball, courtesy of the Times Square Alliance: --The ball is a geodesic sphere, 12 feet in diameter, and weighs 11,875 pounds.

What goes up must come down," Bilal said at a news conference. With New Year's Eve festivities underway in a little more than 24 hours, officials are warning of a dangerous Philadelphia tradition.

So hopefully lots of it." For bars and shops like Rusty's, First Night is one of the year's big money-makers -- though Rusty admits he doesn't know exactly what to expect yet.