Britney Spears’s Free Concert in Mexico on Dec. 1, Dec. 3, Dec. 6

US pop star Britney Spears will perform in a free concert on Dec. 1 in Guadalajara, the capital of the western state of Jalisco, Dec. 3 in Mexico City and Dec. 6 in Monterrey, the capital of the northern state of Nuevo Leon, on her "Femme Fatale" world tour.

The concert, which will start at 7 pm, will mark the start of the Christmas celebrations in Mexico City, Federal District Mayor Marcelo Ebrard said on social-networking sites.

Spears's seventh album, "Femme Fatale," has sold more than 40,000 copies in Mexico, pushing it beyond Gold Record status.

Officials are looking to draw about 3 million domestic and foreign tourists to Mexico City this Christmas season.