Celebs at 52nd annual Grammy Awards in L.A.

Nominee Katy Perry poses on the red carpet at the 52nd annual Grammy Awards in Los Angeles January 31, 2010. [Agencies]

Singer Katy Perry (L) and comedian Russell Brand arrive at the Pre-Grammy Gala presented by the Recording Academy and Clive Davis in Beverly Hills, California on January 30, 2010. [Agencies]