SERIES FINALE -- FRASIER ENDS HIS RADIO ERA AND CHOOSES A RISKY NEW DIRECTION -- Frasier (Kelsey Grammer) faces major changes as Roz (Peri Gilpin) becomes station manager, Martin (John Mahoney) marries Ronee, and Daphne (Jane Leeves) gives birth to David, making Niles (David Hyde Pierce) a father. Frasier accepts a new job, gives his final Seattle broadcast, and boards a plane that appears bound for San Francisco before revealing a different romantic destination. TV-PG