Lunchtime Lowdown: Katy Perry's Tweet Was Generic Not Gaga; Jennifer Aniston Gets Aggressive

• Katy Perry denies Tweeting a "cat fight" with Lady Gaga. (Entertainment Weekly)

• Horrible Bosses brings out Jennifer Aniston's "aggressively sexy" side. (Huffington Post)

• Early Show's Maggie Rodriguez gives birth to baby boy, Michael. (PopEater)

• Vampire craze still going strong! True Blood's ratings rise 38%. (Just Jared)

• Michael Jackson the video game coming to stores for Christmas. (TMZ)