Nancy Grace Joins 'DWTS’ Cast

Joe Burbank / AP Photo

Get your dancing shoes ready. ABC has announced the contestants for the 12th season of Dancing With the Stars. The cast will include television personality Nancy Grace (who recently made headlines for blasting Casey Anthony), actor David Arquette, Rob Kardashian, Ricki Lake, and Chaz Bono. Last season averaged 22.5 million total viewers, making it the No. 2 show, behind American Idol.