December 4, 2010 Photos | The 2011 Grammy Nominations Concert Edit Delete Tags Autopost The 2011 Grammy Nominations Concert Related Artists B.o.B Bruno Mars Miranda Lambert Katy Perry Justin Bieber Source: http://www.mtv.com/photos/?fid=1653386Paz Vega Penélope Cruz Pink Piper Perabo Poppy Montgomery Portia de Rossi