"We're back!" PCD singer Nicole Scherzinger shouted.

The Pussycat Dolls returned to the American Music Awards to perform a medley of hits that included "Buttons" and "Don't Cha" featuring Busta Rhymes.

Add Yahoo as a preferred source to see more of our stories on Google. “AMAs, make some noise,” Nicole Scherzinger told the crowd to open the performance. Wrapped in red latex and flanked by PCD ...