Jim Cramer called Jon Stewart "naive," but he pumped Dykstra as a stock picking genius. Looks like that's not the case. Read this Forbes article too www.forbes.com Lenny Dykstra has leveraged his ballplaying fame into a second career selling investment advice. A little-known strategist may be giving a lift to his stock picks ... "Jim Cramer" "Lenny Dykstra" "Jon Stewart"