Christina Perri performs Human on Late Show with David Letterman

To promote her new album, the singer Christina Perri appeared recently on the Late Show with David Letterman.

The artist took the stage to perform the single "Human". The song includes on her second studio album, "Head Or Heart", released earlier this month.

Perri is currently touring across the USA promoting her new album, which features Birdy as opening act.

Check out the performance of "Human" below: