Katy Perry's Most Outrageous Twitpics

Snuggies, snacks and sexual innuendo are the Teenage Dream singer's specialty on Twitter

CAMEL TOW

After declaring, "I'm NOT dressing as SLUT today since I can be SLUTTY 364 OTHER days of the year. I celebrate Halloween not HO-A-WEEN," Perry showed off her Halloween costume – shared with a friend. "I was the first hump @shannonwoodward was my ass, just another night grabbing some things at the grocery," Perry wrote.