Times Square ball fitted with energy-saving light-emitting diodes . A million people to attend , officials say , a billion expected to watch on video . The city is also planning an elaborate fireworks display that will be broadcast live over the Internet. Hannah Montana , Kid Rock , Lenny Kravitz , Carrie Underwood . 1907 ball was made of iron and wood and covered with about 100 light bulbs .
Times Square ball fitted with energy-saving light-emitting diodes . A million people to attend , officials say , a billion expected to watch on video . Performers : Hannah Montana , Kid Rock , Lenny Kravitz , Carrie Underwood . 1907 ball was made of iron and wood and covered with about 100 light bulbs .