When Tallulah Willis opened up about her body dysmorphia issues last month, she was praised for her bravery and her willingness to share painful details of her own past in hopes of helping other young women.

Shortly thereafter, it was revealed that Tallulah had checked in to rehab for cocaine addiction, and it served as a reminder that while in many ways she's wise beyond her years, the youngest daughter of Bruce Willis and Demi Moore still - like most 20-year olds - has some issues to sort out.

Posted in: Instagram

We know you're the queen of Twitter, Demi Moore, but everyone knows the worst thing you can do is start a feud with Perez Hilton. The low-life always wins, even by being a loser. He has no purpose, other than garnering attention.

Just the same, Moore decided to ignite a Twitter fight with Perez for three-week-old tweets like: "Tallulah Willis, 15, dressing like a slut! Look at her boobs!"

Posted in: Demi Moore