Possible Clues:

• Deserving an X rating
• Like 45-Across
• Like the lyrics to Lil Wayne's 'Lollipop' or 50 Cent's 'Candy Shop'
• Obscene wife, escorted outside
• Like burlesque shows
• Blue, in an off-color way
• Crudely sexual
• Far from clean
• Very off-color
• Like Bob Saget's stand-up comedy