2013 Grammys: Almost nude

Singer Kelly Rowland shows off her little black dress at the 2013 Grammys at Staples Center in Los Angeles.

Singer Kelly Rowland shows off her little black dress at the 2013 Grammys at Staples Center in Los Angeles. (Jason Merritt / Getty Images)

Feb. 10, 2013 5:35 PM PT

In an emailed Wardrobe Advisory sent by the CBS’s Standards and Practices committee, Grammys attendees were cautioned against sheer see-through clothing, “thong type costumes” and “exposing bare fleshy under curves of the buttocks and buttock crack. Bare sides or under curvature of the breasts is also problematic.” But some stars, predictably, still pushed the boundaries.

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Rihanna

Singer Rihanna arrives at the 2013 Grammys. (Jason Merritt / Getty Images)

Jennifer Lopez

Jennifer Lopez in Anthony Vaccarello. She took the stage to give out the first award of the Grammys, struck a pose and noted that she “got the memo” about the dress code. (Kirk McKoy / Los Angeles Times; Mike Nelson / EPA)

Katy Perry

Katy Perry makes a splash in her green dress at the 2013 Grammys. (Jordan Strauss/Invision/Associated Press)

Alicia Keys

Alicia Keys arrives for the 2013 Grammys. (Kirk McKoy / Los Angeles Times)

Nicole Kidman

Nicole Kidman and Keith Urban arrives for the 2013 Grammys. (Kirk McKoy / Los Angeles Times)

Skylar Grey

Artist Skylar Grey arrives for the Grammy Awards at Staples. (Kirk McKoy / Los Angeles Times)

Keltie Colleen

Keltie Colleen arrives for the 2013 Grammys. (Kirk McKoy / Los Angeles Times)

Kimbra

Australian singer Kimbra arrives at the 2013 Grammys wearing Australian designer Jaime Lee Major. (Christopher Polk / Getty Images for NARAS)

Brooklyn Haley

Singer Brooklyn Haley arrives for the 2013 Grammys. (Mike Nelson / EPA)

Kimberly Schlapman

Kimberly Schlapman, of the musical group Little Big Town, arrives in at the Grammys. (Invision/Associated Press/Getty Images)

Faith Hill

Faith Hill arrives for the 55th Annual GRAMMY Awards at STAPLES Center in Los Angeles, CA. (Kirk McKoy / Los Angeles Times)

D'manti

Singer songwriter D’manti arrives at the 2013 Grammys. (Jordan Strauss/Invision/Associated Press)

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