Blige And Usher To Duet On "Fashion Rocks"

Singer Mary J. Blige arrives at the 49th Annual Grammy Awards at the Staples Center on February 11, 2007 in Los Angeles, California.
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R&B singer Mary J. Blige, pop rockers Maroon 5 and Nickelback's Chad Kroeger have joined the roster of stars appearing on this year's "Fashion Rocks" concert special airing on CBS Sept. 7.

Blige will team up with Usher for a duet on the annual show, which underscores the ever-growing relationship between music and fashion. Also teaming up for duets are Fergie with Ludacris, and Alicia Keys with Carlos Santana.

Jessica Alba, Max Azria, Mischa Barton, Tyra Banks, Sean "Diddy" Combs, Francisco Costa, 50 Cent, Teri Hatcher, Tommy Hilfiger, Michael Kors, Irina Lazareanu, Denis Leary, Kimora Lee Simmons, Sean Lennon, Emily Procter and LeAnn Rimes have been added as presenters.

Previously announced performers include Aerosmith, Avril Lavigne, Carrie Underwood, Jennifer Hudson, Jennifer Lopez, and Martina McBride.

Photos: Music & Style At "Fashion Rocks"
"Entourage" star Jeremy Piven will host the show from New York's Radio City Music Hall.