Gaga, Rihanna, Christina et et al at the ’53rd Grammys’ (2011)

February 13, 2011 – Lady Gaga, Justin Bieber, Usher, Eminem, Rihanna, Dr Dre, Christina Aguilera, Katy Perry, Lady Antebellum, Arcade Firei. They all take part in the 53d Annual Grammys held at the Staples Center in Los Angeles