CBS sent out a memo for those attending the 2013 Grammys to adhere to a particular dress code (no "puffy" bare skin!), but some celebs pushed the envelope anyhow. We rate the severity of their crimes from 1 to 10, 10 being the most flagrant violation.

How she broke the rules: If you think about it, there's just a teardrop-shaped piece of fabric covering her nether regions. Penalty: 9 Watch Grammy Awards Fashion Wrap with Ali Landry Monday at 8/7c on TV Guide Network.

How she broke the rules: Ashanti's keyhole cutout puts the girls on display and her sheer skirt showed off her undergarments. Penalty: 7

How she broke the rules: There isn’t quite enough fabric holding up Dennings' bustline. Penalty: 6

How she broke the rules: She might be more covered up than she was in 2000, but her one-shouldered gown has a really high slit. Penalty: 7

How she broke the rules: The deep V-neck plunged nearly to Jones' navel. Penalty: 6

How she broke the rules: From the waist up, her yellow gown is actually quite conservative, but the slit between her legs is so high you can almost see her Menounos. Penalty: 8

How she broke the rules: During her performance of "Girl on Fire," Keys wore a bandeau top under a nude overlay that showed a bit too much underboob. Penalty: 6

How she broke the rules: The cleavage is a little too exposed and not supportive enough. Penalty: 7

How she broke the rules: When everyone can see the tattoos on your ribcage, perhaps too much of your belly is showing. Penalty: 9 Watch Grammy Awards Fashion Wrap with Ali Landry Monday at 8/7c on TV Guide Network.

How she broke the rules: From the front, the dress seems fine, but take a closer look and you'll see the massive sideboob action that extends to her lower back. Penalty: 8