Well, that didn't take long. Rocker-turned-radio host David Lee Roth, who accepted the no-win task of replacing ratings king Howard Stern in January, was bounced from the airwaves Friday after barely three months on the air in New York, Philadelphia, Boston and four other markets. "I was booted, tossed, and it's going to cost somebody," Roth said on his last show, intimating that his lawyers would go after CBS Radio for the full compensation due from his reported $4 million contract. The timing of the move was interesting: It arrived just days before the Roth show's first Arbitron numbers. CBS...