Rapper DMX behind bars

Miami, FL - Earl Simmons has been arrested, again.

The rapper who goes by the moniker DMX has previously been arrested, charged, and served time in Erie County.  Police stopped him when they said he was traveling at 65mph on Route 33 in Cheektowaga, an expressway marked at 50mph.

Simmons was arrested by federal authorities for allegedly skipping out on a court appearance.

The 37-year-old was arrested Tuesday afternoon on a warrant issued by a Phoenix judge after he wasn't in court Friday. Attorney Charles Kozelka says the entertainer been in and out of rehab in Florida for a couple of weeks.

Simmons, was being held at the Miami-Dade County jail. He has pleaded not guilty to charges of drug possession, identity theft and animal cruelty in Arizona.

DMX will be returned to Phoenix, where bond is set at $120,000.