Dane Jeffrey Cook is an American stand-up comedian and film actor. He has released five comedy albums: Harmful If Swallowed; Retaliation; Vicious Circle; Rough Around The Edges: Live From Madison Square Garden; and Isolated Incident. In 2006, Retaliation became the highest charting comedy album in 28 years and went platinum. He performed an HBO special in the Fall of 2006, Vicious Circle, a straight-to-DVD special titled Rough Around The Edges (which is included in the album of the same name), and a Comedy Central special in 2009 titled Isolated Incident. He is known for his use of observational, often vulgar, and sometimes dark comedy.