Katy Perry, Keith Urban, Christina Aguilera Part of ‘The Early Show’ Summer Concerts

Yes, even CBS’ “The Early Show” has a summer concert series. The series kicks off next Monday with a live performance by the Backstreet Boys. As the summer progresses Christina Aguilera, David Gray, Jewel, Alicia Keys, Katy Perry and Keith Urban will all perform on New York’s GM building, home of “The Early Show.”