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Celebs perform at Rockefeller tree lighting

December 1, 2010 12:00:00 AM PST
Thousands gathered at Rockefeller Center Tuesday to watch the tree lighting ceremony as well as the celeb performances.Singer Josh Groban sang as Mayor Michael Bloomberg helped turn on the 30,000 lights decorating the Christmas tree.

The tree lighting followed performances by Jessica Simpson, Sheryl Crow, British singer Katherine Jenkins and teen pop star Charice.

The tree is a 74-foot tall Norway spruce.

The annual tree lighting is in its 78th year.