Carrie Underwood keeping Ride going

Extends tour through mid-December

NEW YORK -- Carrie Underwood has extended her maiden headlining tour, dubbed Carnival Ride, through mid-December. The new leg begins Sept. 23 in Cleveland and wraps Dec. 14 in Gainesville, Fla., with support from Little Big Town.

Underwood is also celebrating her latest No. 1 on Billboard's Hot Country Songs chart with "Last Name," which jumps from No. 5 this week. The inspiration for the tour, "Carnival Ride" the album has sold 2.16 million copies in the U.S., according to Nielsen SoundScan.

The first leg of the tour concludes June 24 in New Orleans. Before the fall portion begins, Underwood will play a host of fairs and festivals in July and August, including Wisconson's Country Thunder and Country Jam events.

For a full list of newly announced shows and on-sale information, visit Underwood's Web site.