Amanda Bynes's Memorial Day Twitter-fest

Amanda Bynes's Memorial Day Twitter-fest

Following her arrest last week, Amanda Bynes stirred up trouble over the weekend on Twitter. In addition to threatening to sue the NYPD for sexual harassment related to her drug-related arrest, the drama-plagued former child star started a feud with Rihanna, announced she's having more plastic surgery, and shared her plans to become a rapper.