“Jackass” star Johnny Knoxville new Microsoft pitchman

(Via Valleywag.)

“Jackass” star Johnny Knoxville new Microsoft pitchman [Advertising]: “Forget Justin Long as Mac and John Hodgman as PC. The latest computer pitchman could be Johnny Knoxville, star of MTV’s Jackass series. A reader of the blog Cajun Boy in the City claims to have been…