Show-business legend Dick Van Dyke is living proof that life does get better the longer you live it. Who better to offer instruction, advice, and humor than someone who's entering his ninth decade with a jaunty two-step? Van Dyke isn't just a born song-and-dance man; his irrepressible belief in embracing the moment and unleashing his inner child has proved to be the ultimate elixir of youth. When he was injured during the filming of Chitty Chitty...