Due to overwhelming demand, One Direction has added nine more U.S. cities to its 2013 summer tour.

The additional stops will be in Louisville, Ky., Philadelphia, East Rutherford, N.J., Houston, Dallas and San Jose, Calif. A second show has been added in Hershey, Pa., Chicago and Las Vegas.

“We are really excited to be adding dates to our 2013 tour of North America,” Zayn Malik said in a statement. “We’d like to thank all our incredible fans who have already bought tickets. We can’t wait until next year to start our World Tour!”

For ticket information, visit OneDirectionMusic.com.

6/13    Ft. Lauderdale, FL               BankAtlantic Center

6/14    Miami, FL                               American Airlines Arena

6/16    Louisville, KY                      KFC Yum! Center – on sale 5/4/12

6/18    Columbus, OH                     Nationwide Arena

6/19    Nashville, TN                        Bridgestone Arena

6/21    Atlanta, GA                           Philips Arena

6/22    Raleigh, NC                          PNC Arena (formerly RBC Arena)

6/23    Washington, DC                   Verizon Center

6/25    Philadelphia, PA                 Wells Fargo Center – on sale 5/5/12

6/26    Boston, MA                           Comcast Center

6/28    Wantagh, NY                        Nikon at Jones Beach Theater

6/29    Wantagh, NY                        Nikon at Jones Beach Theater

7/2       East Rutherford, NJ           IZOD Center – on sale 5/5/12

7/4      Montreal, PQ                        Bell Centre

7/5      Hershey, PA                         Hersheypark Stadium – on sale 5/5/12

7/6      Hershey, PA                         Hersheypark Stadium

7/8      Pittsburgh, PA                       Consol Energy Center

7/9      Toronto, Ontario                   Air Canada Centre

7/10    Toronto, Ontario                   Air Canada Centre

7/12    Detroit, MI                              The Palace of Auburn Hills

7/13    Chicago, IL                            First Midwest Bank Amphitheatre

7/14    Chicago, IL                           First Midwest Bank Amphitheatre – on sale 5/5/12

7/18    Minneapolis, MN                  Target Center

7/19    Kansas City, MO                  Sprint Center

7/21    Houston, TX                        Toyota Center – on sale 5/5/12

7/22    Dallas, TX                             American Airlines Center – on sale 5/5/12

7/24    Denver, CO                           Pepsi Center

7/25    Salt Lake City, UT                Maverik Center

7/27    Vancouver, BC                     Rogers Arena

7/28    Seattle, WA                           KeyArena

7/30    San Jose, CA                       HP Pavilion – on sale 5/5/12

7/31    Oakland, CA                         Oracle Arena

8/2      Las Vegas, NV                     Mandalay Bay Events Center

8/3       Las Vegas, NV                    Mandalay Bay Events Center – on sale 5/12/12

8/6      San Diego, CA                     Cricket Wireless Amphitheatre

8/7      Los Angeles, CA                  Staples Center

8/8       Los Angeles, CA                  Staples Center