And the 5-year-old Entertainment Industries Council, founded to use show biz avenues to combat drug and alcohol abuse and promote seat belt use, will be honoring Mr. Chrysler, Lee A. Iacocca, at its annual awards dinner April 12 at the Century Plaza. “Think . . . Don’t Drive and Drink!” is the public-service message that Chrysler Corp. has been sending out under the leadership of Iacocca, who is the company’s chairman and chief executive officer.