Carrie Underwood Extends 'Carnival' Tour

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

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 United States, 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 Wisconsin's Country Thunder and Country Jam events.

So far this year, Underwood has grossed more than $9.6 million and drawn 201,493 fans to 31 shows, 26 of which were sell-outs, according to Bilboard Boxscore data.

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