JEFFERSON COUNTY, Tenn. (WVLT) – The Knoxville man who drunkenly crashed head-on into the car of a Strawberry Plains woman will spend the next two decades in prison.

According to District Attorney General Jimmy Dunn’s office, Roy Wayne Killion, 32 pleaded guilty to aggravated vehicular homicide and driving on a revoked license on Monday. It was part of a plea deal which comes with a 20 year prison sentence.

The incident happened on November 9th, 2007. Killion driving down Old Dandridge Pike when he crossed the center line and slammed into Joan Marie Arrington’s car head-on. Arrington, who was on her way to work at a post office in Knoxville, died on the scene.

Killion’s license had been suspended for three years at the time of the crash. He had at least four felony D.U.I. charges on his record dating back the previous 11 years. His blood alcohol level was recorded at .17, which is more than double the legal limit.

Arrington, 40 left behind two children, a girl who is now 15 and a boy who is now 10.