Garrison Keillor makes his long- awaited return to Lake Wobegon with this "New York Times" bestseller The first new Lake Wobegon novel in seven years is a cause for celebration. And "Pontoon" is nothing less than a spectacular return to form'replete with a bowling ball-urn, a hot-air balloon, giant duck decoys, a flying Elvis, and, most importantly, Wally's pontoon boat. As the wedding of the decade approaches (accompanied by wheels of imported cheese...