McCarthy, writer and performer of the BBC series Desperately Seeking Something, is a worthy addition to the ranks of P.J. O'Rourke, Bill Bryson and Peter Mayle. English-born to an Irish mother, McCarthy spent childhood summers with relatives in West Cork. As an adult, he travels around the south and west of Ireland on a quasi-pilgrimage culminating in a visit to Lough Derg, an ancient penitential retreat. Following the mandate "Never Pass a Bar That Has Your Name on It," he narrates a series of ...