James "Jimmy" Owen Sullivan (February 9, 1981 – December 28, 2009), also known by his stage name The Rev (shortened version of The Reverend Tholomew Plague), was an American musician, best known as the drummer and backing vocalist of heavy metal band Avenged Sevenfold. The Rev was widely regarded and critically acclaimed for his work on the band's albums and contributed entire songs composed by himself, such as "Afterlife", "A Little Piece of Heaven" and "Almost Easy".
He was also the lead vocalist/pianist in Pinkly Smooth, a side project where he was known by the name Rathead, with fellow Avenged Sevenfold member Synyster Gates, and was the drummer for Suburban Legends from 1998 to 1999.