Spend the rest of the year with America's funniest car mechanics, Click and Clack from NPR's "Car Talk."  Go day by day through 2009 as they mix their usual wisecracks with genuinely useful automotive advice.  Each week, you'll get new automotive tips, answers to car questions, puzzlers to ponder, and old husbands' tales debunked once and for all, plus a few of their favorite jokes.  Brought to you by the Marx Brothers of tune - ups, Tom and Ray Magliozzi.