Updated: Mon, 11 Feb 2013 08:16:23 GMT | By Emma Jones
The 2013 Grammy Awards: Best and worst moments

Worst dress code

Worst dress code (© Rex Features)
  • Grammy Awards
  • Best ad-libbed diss (© Kevin Winter, WireImage Getty Images)
  • Best A-Team collaboration (© Mike Blake, Reuters)
  • Worst dress code (© Rex Features)
  • Best revolt against said dress code (© Mike Blake, Reuters)
  • Worst abuse of electronic equipment (© Mike Blake, Reuters)
  • Best sub of the day (© Mike Blake, Reuters)
  • Best hipster haven (© Mike Blake, Reuters)
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This is the first year that CBS has cracked down on risqué celeb fashion with an anti-J. Lo dress code. Boo. The network issued a wardrobe guide for everyone appearing on camera on Sunday night, the best part of which deals with indecency:

"Please be sure that buttocks and female breasts are adequately covered. Thong type costumes are problematic. Please avoid exposing bare fleshy under curves of the buttocks and buttock crack. Bare sides or under curvature of the breasts is also problematic. Please avoid sheer see-through clothing that could possibly expose female breast nipples. Please be sure the genital region is adequately covered so that there is no visible 'puffy' bare skin exposure..."