On April 29, 2007, Sierra was arrested at a Tampa bar after throwing a glass at a fellow bar patron. During her booking, cocaine was found in her purse; she subsequently was charged with assault and possession of cocaine. Prior to her plea and sentencing on these charges, Sierra participated in a VH1 rehab reality show run by Dr. Drew Pinsky of "Loveline" called "Celebrity Rehab with Dr. Drew". The television series, featuring Sierra and eight other celebrities, was filmed during the summer of 2007 and premiered on VH1 on January 10, 2008.