Frances Bean Cobain Calls Courtney Love Her 'Biological Mother,' Says Twitter Should Ban Her

The notoriously prolific and unstable tweeter Courtney Love went on a rant accusing former Nirvana drummer Dave Grohl of hitting on and sleeping with her 19-year-old daughter, Frances Bean Cobain. And now she's being called out on her bullshit. Grohl has already denied the charge, but Frances has just released a sharp… »4/12/12 8:00pm4/12/12 8:00pm