Entertainment On Stage At The CBS Grammy Nominations Concert December 1, 2011 / 11:47 AM EST / CBS News (Photo by Kevin Winter/Getty Images) GRAMMY Nominations Concert Live!! - Show (Photo by Kevin Winter/Getty Images) GRAMMY Nominations Concert Live!! - Show (Photo by Kevin Winter/Getty Images) GRAMMY Nominations Concert Live!! - Show (Photo by Kevin Winter/Getty Images) GRAMMY Nominations Concert Live!! - Show (Photo by Kevin Winter/Getty Images) GRAMMY Nominations Concert Live!! - Show (Photo by Kevin Winter/Getty Images) GRAMMY Nominations Concert Live!! - Show (Photo by Kevin Winter/Getty Images) GRAMMY Nominations Concert Live!! - Media Room (Photo by Jason Merritt/Getty Images) GRAMMY Nominations Concert Live!! - Media Room (Photo by Jason Merritt/Getty Images) GRAMMY Nominations Concert Live!! - Media Room (Photo by Jason Merritt/Getty Images) GRAMMY Nominations Concert Live!! - Media Room (Photo by Jason Merritt/Getty Images) GRAMMY Nominations Concert Live!! - Media Room (Photo by Jason Merritt/Getty Images) GRAMMY Nominations Concert Live!! - Show (Photo by Kevin Winter/Getty Images) GRAMMY Nominations Concert Live!! - Show (Photo by Kevin Winter/Getty Images) GRAMMY Nominations Concert Live!! - Show (Photo by Kevin Winter/Getty Images) Singer Nicki Minaj performs with LL Coo (Photo credit: FREDERIC J. BROWN/AFP/Getty Images) GRAMMY Nominations Concert Live!! - Show (Photo by Kevin Winter/Getty Images)