Breakfast Links: Shannen Doherty is a Badass; Keira Knightley Acts for Free

•Shannen Doherty is turning her tumultuous showbiz career into a self-help book called "Badass" out in November. (Popcrunch)

•Keira Knightley spent a day filming a role as an Elizabethan courtier and she wasn't paid a penny. (PopEater)

•Robert Pattinson and Leighton Meester are so not dating, in fact, they've never even met. (Just Jared)

•Tina Knowles finds the media maelstrom surrounding her daughters Beyoncé and Solange "exhausting". (Extra)

•Need more muscles, tanning and hair gel in your life? Check out the outtakes of the male stars of Jersey Shore's Interview magazine shoot. (Radar Online)