Mary J. Blige, Chris Brown, Rihanna and Donna Summer are among the performers set for the "Today" show's 13th annual concert series to take place this summer.

Paula Abdul will kick off the weekly performances on the plaza on April 25, NBC announced Wednesday. She recently debuted her first new song in a decade, "Dance Like There's No Tomorrow," produced by fellow "American Idol" judge Randy Jackson.

Other headliners include Miley Cyrus, Ashlee Simpson, Rascal Flatts, Natasha Bedingfield, Neil Diamond, Alanis Morissette, the B-52s, Kenny Chesney, Coldplay and Sheryl Crow.